Carnations and wreaths are laid on a monument inside the Athens Polytechnic, to mark the 49th anniversary of a 1973 student uprising against the military junta that ruled the country at the time, in Athens, Greece, November 16, 2022. REUTERS/Alkis Konstantinidis 

A young girl touches a monument covered with carnations inside the Athens Polytechnic, to mark the 49th anniversary of a 1973 student uprising against the military junta that ruled the country at the time, in Athens, Greece, November 16, 2022. REUTERS/Alkis Konstantinidis 

A man raises his fist next to a monument covered with carnations and wreaths inside the Athens Polytechnic, to mark the 49th anniversary of a 1973 student uprising against the military junta that ruled the country at the time, in Athens, Greece, November 16, 2022. REUTERS/Alkis Konstantinidis 

Students raise their fists in front of a monument covered with carnations inside the Athens Polytechnic, to mark the 49th anniversary of a 1973 student uprising against the military junta that ruled the country at the time, in Athens, Greece, November 16, 2022. REUTERS/Alkis Konstantinidis TPX IMAGES OF THE DAY 

A woman stands next to a monument covered with carnations and wreaths inside the Athens Polytechnic, to mark the 49th anniversary of a 1973 student uprising against the military junta that ruled the country at the time, in Athens, Greece, November 16, 2022. REUTERS/Alkis Konstantinidis 

A woman places carnations during a memorial for Republicans killed during and after the 1936-1939 Spanish Civil War, at a cemetery during All Saints' Day, in Ronda, Spain, November 1, 2022. REUTERS/Jon Nazca REFILE - QUALITY REPEAT 

People hold carnations during a memorial for Republicans killed during and after the 1936-1939 Spanish Civil War, at a cemetery during All Saints' Day, in Ronda, Spain, November 1, 2022. REUTERS/Jon Nazca 

A woman with a carnation crown in her head walks down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

A woman holding a carnation walks down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

A woman stands for women's rights as she holds a carnation while walking down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

Members of the Comunist Party youth shout slogans as they walk down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

A man stands with a carnation in front of a combat car in Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

Members of the Comunist Party youth shout slogans as they walk down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

A man holds a Portuguese flag while walking down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

People walk down Avenida da Liberdade during the celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

Women dressed in typical Alentejo clothes wear carnations as they walk down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal April 25, 2022. REUTERS/Pedro Nunes 

Members of the Comunist Party youth shout slogans as they walk down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal, April 25, 2022. REUTERS/Pedro Nunes 

People walk down Avenida da Liberdade during celebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy, in Lisbon, Portugal, April 25, 2022. REUTERS/Pedro Nunes 

A woman dressed in typical Alentejo clothes wears a carnation as she walks down Avenida da Liberdade during elebration of the 48th anniversary of Portugal's Carnation Revolution that resulted in Portuguese transition to democracy in Lisbon, Portugal, April 25, 2022. REUTERS/Pedro Nunes 

Carnations and placards are laid at the spot where Turkish-Armenian journalist Hrant Dink was killed, during a commemoration to mark the 15th anniversary of his death, in Istanbul, Turkey January 19, 2022. Placards read: "For Hrant. For justice!" and "We are all Hrant. We are all Armenians!" REUTERS/Dilara Senkaya 

A member of the communist-affiliated trade union PAME wearing a protective face mask against the spread of the coronavirus disease (COVID-19), holds a carnation during a rally commemorating May Day, in Athens, Greece, May 6, 2021. REUTERS/Alkis Konstantinidis 

A member of the communist-affiliated trade union PAME holds a carnation, during a rally commemorating May Day, in Athens, Greece, May 6, 2021. REUTERS/Alkis Konstantinidis 

Colonel Piers Strudwick, British Defence Attache to Turkey, salutes after laying carnations to the graves of French soldiers of Jewish, Christian and Islamic origins during a ceremony at the French National Cemetery to mark the 106th anniversary of the World War One battle of Gallipoli, amid the coronavirus disease (COVID-19) pandemic, in Canakkale, Turkey April 24, 2021. REUTERS/Murad Sezer 

Colonel Piers Strudwick, British Defence Attache to Turkey, lays carnations to the graves of French soldiers of Jewish, Christian and Islamic origins during a ceremony at the French National Cemetery to mark the 106th anniversary of the World War One battle of Gallipoli, amid the coronavirus disease (COVID-19) pandemic, in Canakkale, Turkey April 24, 2021. REUTERS/Murad Sezer 

A red carnation is placed on a stone on the grounds of the former concentration camp Buchenwald, as Germany marks the 76th anniversary of the liberation of the camp by the U.S. army on April 11, 1945, near Weimar, Germany, April 11, 2021. REUTERS/Karina Hessland 

A red carnation is placed on a stone on the grounds of the former concentration camp Buchenwald, as Germany marks the 76th anniversary of the liberation of the camp by the U.S. army on April 11, 1945, near Weimar, Germany, April 11, 2021. REUTERS/Karina Hessland 

Healthcare workers hold carnations and pictures of their colleagues who have passed away due to the coronavirus disease (COVID-19) outbreak, during a demonstration to mark the first anniversary of the first coronavirus diagnosis in Turkey, in front of the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey March 11, 2021. REUTERS/Murad Sezer 

Healthcare workers hold carnations and pictures of their colleagues who have passed away due to the coronavirus disease (COVID-19) outbreak, during a demonstration to mark the first anniversary of the first coronavirus diagnosis in Turkey, in front of the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey March 11, 2021. REUTERS/Murad Sezer 

Healthcare workers hold carnations and pictures of their colleagues who have passed away due to the coronavirus disease (COVID-19) outbreak, during a demonstration to mark the first anniversary of the first coronavirus diagnosis in Turkey, in front of the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey March 11, 2021. REUTERS/Murad Sezer 

Healthcare workers hold carnations and pictures of their colleagues who have passed away due to the coronavirus disease (COVID-19) outbreak, during a demonstration to mark the first anniversary of the first coronavirus diagnosis in Turkey, in front of the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey March 11, 2021. REUTERS/Murad Sezer 

Healthcare workers hold carnations and pictures of their colleagues who have passed away due to the coronavirus disease (COVID-19) outbreak, during a demonstration to mark the first anniversary of the first coronavirus diagnosis in Turkey, in front of the Prof. Dr. Cemil Tascioglu City Hospital in Istanbul, Turkey March 11, 2021. REUTERS/Murad Sezer 

Carnations and placards are laid at the spot where Turkish-Armenian journalist Hrant Dink was killed, during a commemoration to mark the 14th anniversary of his death, in Istanbul, Turkey January 19, 2021. The placard reads: "We are all Hrant. We are all Armenians!". REUTERS/Murad Sezer 

Carnations and placards are laid at the spot where Turkish-Armenian journalist Hrant Dink was killed, during a commemoration to mark the 14th anniversary of his death, in Istanbul, Turkey January 19, 2021. Placards read: "For Hrant, for justice!" and "We are all Hrant. We are all Armenians!". REUTERS/Murad Sezer 

Carnations and placards are laid at the spot where Turkish-Armenian journalist Hrant Dink was killed, during a commemoration to mark the 14th anniversary of his death, in Istanbul, Turkey January 19, 2021. Placards read: "For Hrant, for justice!" and "We are all Hrant. We are all Armenians!". REUTERS/Murad Sezer 

Carnations, teddy bears and pictures are laid to the blast site which was hit by yesterday's rocket attack in the city of Ganja, Azerbaijan October 18, 2020. REUTERS/Umit Bektas 

Carnations, teddy bears and pictures are laid to the blast site which was hit by yesterday's rocket attack in the city of Ganja, Azerbaijan October 18, 2020. REUTERS/Umit Bektas 

Rescue workers are seen at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Rescue workers are seen at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Rescue workers are seen at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

A rescue worker walks at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo 

Rescue workers are seen at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo REFILE - CLARIFYING LOCATION 

One of the train carriages is pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo REFILE - CLARIFYING LOCATION 

Train carriages are pictured at the scene where a train derailed in Carnate, Italy August 19, 2020. REUTERS/Daniele Mascolo REFILE - CLARIFYING LOCATION 

A man wearing a slave collar hands a carnation to a police officer during a protest against the death in Minneapolis police custody of George Floyd, in St Louis, Missouri, U.S. June 4, 2020. REUTERS/Lawrence Bryant 

A man wearing a slave collar hands a carnation to a police officer during a protest against the death in Minneapolis police custody of George Floyd, in St Louis, Missouri, U.S. June 4, 2020. REUTERS/Lawrence Bryant 

A man wearing a slave collar hands carnations to a police officer during a protest against the death in Minneapolis police custody of George Floyd, in St Louis, Missouri, U.S. June 4, 2020. REUTERS/Lawrence Bryant 

A woman wearing a traditional carnation and a protective face shield films as neighbours sing from balcnoies as the coronavirus lockdown regulations prevented them from holding traditional street parties to celebrate Madrid's patron saint San Isidro (Saint Isidore) in Madrid, Spain, May 15, 2020. REUTERS/Susana Vera 

A woman wearing a carnation, part of Madrid's traditional "chulapa" attire, sings from her balcony as the coronavirus disease (COVID-19) lockdown regulations prevented residents from holding traditional street parties to celebrate Madrid's patron saint San Isidro (Saint Isidore) in Madrid, Spain, May 15, 2020. REUTERS/Susana Vera 

A woman lays down carnations to mark Victory Day and the 75th anniversary of the end of World War Two at the Soviet War Memorial at Tiergarten Park in Berlin, Germany, May 8, 2020. REUTERS/Fabrizio Bensch 

Two women hold carnations to mark Victory Day and the 75th anniversary of the end of World War Two at the Soviet War Memorial at Tiergarten Park in Berlin, Germany, May 8, 2020. REUTERS/Fabrizio Bensch 

A carnation is placed to mark Victory Day and the 75th anniversary of the end of World War Two at the Soviet War Memorial at Tiergarten Park in Berlin, Germany, May 8, 2020. REUTERS/Fabrizio Bensch 

A member of the communist-affiliated trade union PAME wearing a protective mask holds carnations during a rally commemorating May Day, following the coronavirus disease (COVID-19) outbreak, in Athens, Greece, May 1, 2020 REUTERS/Goran Tomasevic