Press freedom activists shout slogans during a demonstration in solidarity with the jailed members of the opposition newspaper Cumhuriyet outside a courthouse, in Istanbul, Turkey, July 28, 2017. The banner reads: "To hell with despotism. Long live freedom".REUTERS/Murad Sezer

Journalists and press freedom activists take part in a demonstration in solidarity with the members of the opposition newspaper Cumhuriyet who were accused of supporting a terrorist group outside a courthouse, in Istanbul, Turkey, July 24, 2017. The placard reads: "To hell with despotism. Long live freedom". REUTERS/Murad Sezer

Journalists and press freedom activists take part in a demonstration in solidarity with the members of the opposition newspaper Cumhuriyet who were accused of supporting a terrorist group outside a courthouse, in Istanbul, Turkey, July 24, 2017. The placard reads: "To hell with despotism. Long live freedom". REUTERS/Murad Sezer

Anatoly Litvinenko (L), the son of murdered KGB agent Alexander Litvinenko, listens as his mother Mariana speaks to members of the media as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, and her son Anatoly leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, speaks to members of the media as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko (C), the widow of murdered KGB agent Alexander Litvinenko, and her son Anatoly (2nd R) leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, shakes hands with a journalist as she and her son Anatoly (R) leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, speaks to members of the media as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, speaks to members of the media as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, and her son Anatoly leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, speaks to members of the media as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, and her son Anatoly leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, and her son Anatoly leave the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

Marina Litvinenko, the widow of murdered KGB agent Alexander Litvinenko, prepares to make a statement as she leaves the High Court in central London, Britain July 31, 2015. Russian President Vladimir Putin is a "tin pot despot" who, with Kremlin "cronies," was behind the 2006 poisoning murder of ex-KGB agent Litvinenko in London, the lawyer for his widow said on Friday. REUTERS/Peter Nicholls

A woman is reflected in a wall with names of victims during a commemoration ceremony at the memorial near the village of Bykovnya, near the capital Kiev April 9, 2015. More than 50 thousand people including Poles were shot and buried at Bykovnya between 1937 and 1941 during the period of late Soviet dictator Josef Stalin's repression. REUTERS/Gleb Garanich

Former Guatemalan dictator Efrain Rios Montt lies on a stretcher and is covered with a blanket during his hearing at the Supreme Court of Justice in Guatemala City January 5, 2015. The lawyers of Rios Montt present a medical certificate to excuse him from the court hearing, but the judge gave one hour for the accused to be presented. The former dictator is accused of genocide and crimes against humanity during the bloodiest phase of a 36-year civil war.

REUTERS/Josue Decavele (GUATEMALA - Tags: CRIME LAW POLITICS TPX IMAGES OF THE DAY)

A sculptural artwork depicting former Chilean dictator Augusto Pinochet and headless presidents shot by a hooded high school student (not pictured) is seen at the Contemporary Art Museum in Santiago, December 2, 2014. The artwork, part of the "El ladrillo angular" (the angular brick) exhibition, portrays a student fighting against the ongoing continuity of dictatorship because of a political and economic system which has been impossible to destroy, according to "Papas Fritas" the artwork's creator. REUTERS/Ivan Alvarado (CHILE - Tags: SOCIETY)

Israeli Prime Minister Benjamin Netanyahu (R) gestures as his British counterpart David Cameron stands next to him during their joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

A woman takes a photograph on her tablet of Israeli Prime Minister Benjamin Netanyahu and his British counterpart David Cameron speaking during their joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

Israeli Prime Minister Benjamin Netanyahu gestures as he speaks during a joint news conference with his British counterpart David Cameron (not pictured) in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron gestures as he speaks during a joint news conference with his Israeli Prime Minister Benjamin Netanyahu (not pictured) in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (L) smiles as his Israeli counterpart Benjamin Netanyahu speaks during their joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

Israeli Prime Minister Benjamin Netanyahu (R) gestures as his British counterpart David Cameron stands next to him during their joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (L) smiles as his Israeli counterpart Benjamin Netanyahu gestures during their joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (L) shakes hands with his Israeli counterpart Benjamin Netanyahu during a joint news conference in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (L) gestures as he speaks during a joint news conference with his Israeli counterpart Benjamin Netanyahu in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Menahem Kahana/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron signs the visitors guest book as Israel's President Shimon Peres stands nearby during their meeting in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Dan Balilty/Pool (JERUSALEM - Tags: POLITICS)

Israel's President Shimon Peres (R) and British Prime Minister David Cameron shake hands during their meeting in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Dan Balilty/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (C) looks through a microscope at regenerating cells, part of a Parkinson's disease research project, while Israel's President Shimon Peres stands next to him, during their meeting in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Dan Balilty/Pool (JERUSALEM - Tags: POLITICS)

Israel's President Shimon Peres (R) sits next to British Prime Minister David Cameron during their meeting in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Dan Balilty/Pool (JERUSALEM)

British Prime Minister David Cameron (R) listens as Israel's Prime Minister Benjamin Netanyahu delivers a speech at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron gestures as he delivers a speech at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (R) speaks to Yad Vashem Chairman Avner Shalev during his visit to the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Gali Tibbon/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (R) looks at pictures of Jews killed in the Holocaust as he stands next to Polish-British Holocaust survivor Ben Helfgott (C) and Yad Vashem Chairman Avner Shalev during his visit to the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Gali Tibbon/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron points as he looks at pictures of Jews killed in the Holocaust during a visit to the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Gali Tibbon/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron lays a wreath during a ceremony in the Hall of Remembrance at the Yad Vashem Holocaust memorial in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Amir Cohen (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron lays a wreath during a ceremony in the Hall of Remembrance at the Yad Vashem Holocaust memorial in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Amir Cohen (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron looks at pictures of Jews killed in the Holocaust during a visit to the Hall of Names at Yad Vashem's Holocaust History Museum in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Gali Tibbon/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (C) shakes hands with Israel's Prime Minister Benjamin Netanyahu as Knesset Speaker Yuli Edelstein (R) looks on, at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron, rekindles the eternal flame, commemorating the six million Jews killed by the Nazis in the holocaust, during a ceremony in the Hall of Remembrance at the Yad Vashem Holocaust memorial in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Amir Cohen (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (R) listens as Israel's Prime Minister Benjamin Netanyahu delivers a speech at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (2ndL) stands at the podium as he delivers a speech at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS)

British Prime Minister David Cameron (4th L) gestures at the podium as he delivers a speech at the Knesset, Israel's parliament, in Jerusalem March 12, 2014. Cameron denounced Iran's government as a "despotic regime" in a speech to Israel's parliament on Wednesday and accused Tehran of making "despicable" efforts to arm Palestinian militants. REUTERS/Jim Hollander/Pool (JERUSALEM - Tags: POLITICS TPX IMAGES OF THE DAY)

A model of the "La Moneda" Presidential Palace (top) after it is bombed during the 1973 military coup is placed on a barrier with a red rose as policemen stand guard in front of the "La Moneda" Presidential Palace during a rally in Santiago, September 11, 2013. Wednesday marks the 40th anniversary of the coup d'etat in Chile that ushered in a 17-year dictatorship under former General Augusto Pinochet. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST ANNIVERSARY TPX IMAGES OF THE DAY)

Toy soldiers are seen on the ground as part of an art installation in front of "La Moneda" Presidential Palace in Santiago, September 11, 2013. Wednesday marks the 40th anniversary of the coup d'etat in Chile that ushered in a 17-year dictatorship under former dictator Augusto Pinochet. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS ANNIVERSARY SOCIETY)

Parliamentarians of the Socialist and Communist party wear pictures of victims of human rights abuse, during a ceremony commemorating 40 years of the military coup, at the congress in Valparaiso city September 11, 2013. September 11 marks the 40th anniversary of the coup d'etat in Chile that ushered in a 17-year dictatorship under General Augusto Pinochet. REUTERS/Eliseo Fernandez (CHILE - Tags: POLITICS ANNIVERSARY)

Demonstrators lie on the ground to represent people who disappeared and went missing during Augusto Pinochet's regime, during a peaceful protest marking the 40th anniversary of the coup d'etat that ushered in a 17-year dictatorship under Pinochet, in Santiago September 10, 2013. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST ANNIVERSARY TPX IMAGES OF THE DAY)

Pictures of victims of human rights abuse are displayed before a ceremony to commemorate 40 years of the military coup at the "Parque Por La Paz" (Park for Peace) on the grounds of the former Villa Grimaldi torture center in Santiago, September 10, 2013. Four decades after a military coup that brought Augusto Pinochet to power in Chile, a fierce debate over his long rule has shaken up the presidential election, with some right-wing politicians under fire for their past support of the former dictator. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST ANNIVERSARY)

A relative of a victim of human rights abuses touches a memorial wall for people who disappeared during a ceremony to commemorate 40 years of the military coup at the "Parque Por La Paz" (Park for Peace) on the grounds of the former Villa Grimaldi torture center in Santiago, September 10, 2013. Four decades after a military coup that brought Augusto Pinochet to power in Chile, a fierce debate over his long rule has shaken up the presidential election, with some right-wing politicians under fire for their past support of the former dictator. REUTERS/Ivan Alvarado (CHILE - Tags: POLITICS CIVIL UNREST ANNIVERSARY TPX IMAGES OF THE DAY)

People walk past a poster depicting Turkish Prime Minister Tayyip Erdogan that has been pasted by demonstrators at Taksim Square in Istanbul June 5, 2013. Protesters clashed with police across Turkey overnight despite an apology for police violence from the deputy prime minister designed to halt an unprecedented wave of protest against Prime Minister Tayyip Erdogan. Pro-government newspapers signalled a softening of Ankara's line in the absence of Erdogan, who flew off on a state visit to north Africa on Monday night after a weekend of rioting critics said were inflamed by his denunciations of protesters. REUTERS/Stoyan Nenov (TURKEY - Tags: CIVIL UNREST POLITICS)

Guatemala's ex-dictator Efrain Rios Montt, sits alone at his table after being abandoned by his lawyers during the 20th day of his trial in the Supreme Court of Justice in Guatemala City, April 18, 2013. A session in the genocide trial of former Guatemalan dictator Efrain Rios Montt ended abruptly on Thursday, as his lawyers tried to suspend proceedings over a legal technicality and stormed out, leaving him sitting alone in court. REUTERS/Jorge Dan Lopez (GUATEMALA - Tags: POLITICS CRIME LAW TPX IMAGES OF THE DAY)

Some 2,000 protestors take part in a demonstration against the 49th Conference on Security Policy in Munich February 2, 2013. The text on placard reads: 'Weapons for Arab despots.' REUTERS/Michaela Rehle (GERMANY - Tags: POLITICS CIVIL UNREST)

An artwork entitled "Forever Franco" by Spanish artist Eugenio Merino, featuring a figure of Spain's former dictator Francisco Franco inside a refrigerator, is seen before the opening of ARCO art fair in Madrid, February 14, 2012. The contemporary art fair runs from February 15-19 and will feature works from 150 galleries from 30 different countries with the Netherlands as the invited country. REUTERS/Juan Medina (SPAIN - Tags: ENTERTAINMENT SOCIETY TPX IMAGES OF THE DAY)

North Korean defector and painter Song Byeok explains his works during an interview with Reuters at his atelier in Seoul December 23, 2011. Above the ballooning dress of Marilyn Monroe is the face of North Korean despot Kim Jong-il who died a week ago. North Korean defector Song Byeok, who once proudly drew the "Dear Leader" in propaganda paintings and then became a slave labourer in one of the reclusive state's notorious prisons, has now turned to mock a ruler who led his country into famine, isolation and economic ruin. The picture was taken on December 23, 2011. REUTERS/Kim Kyung-Hoon (SOUTH KOREA - Tags: POLITICS OBITUARY SOCIETY)