Howard X, an Australian-Chinese impersonating North Korean leader Kim Jong-un walks near riot police as officers clear the crowd in a mall to avoid the spread of the coronavirus disease (COVID-19) during an anti-government protest in Hong Kong, China April 28, 2020. REUTERS/Tyrone Siu

Howard X, an Australian-Chinese impersonating North Korean leader Kim Jong-un wearing face masks to avoid the spread of the coronavirus disease (COVID-19) is pictured during an anti-government protest in Hong Kong, China April 28, 2020. REUTERS/Tyrone Siu

Howard X, an Australian-Chinese impersonating North Korean leader Kim Jong-un walks near riot police as officers clear the crowd in a mall to avoid the spread of the coronavirus disease (COVID-19) during an anti-government protest in Hong Kong, China April 28, 2020. REUTERS/Tyrone Siu

Howard X, an Australian-Chinese impersonating North Korean leader Kim Jong-un wearing face masks to avoid the spread of the coronavirus disease (COVID-19) is seen during an anti-government protest in Hong Kong, China April 28, 2020. REUTERS/Tyrone Siu TPX IMAGES OF THE DAY

Howard X, an Australian-Chinese impersonating North Korean leader Kim Jong-un walks near riot police as officers clear the crowd in a mall to avoid the spread of the coronavirus disease (COVID-19) during an anti-government protest in Hong Kong, China April 28, 2020. REUTERS/Tyrone Siu

Members of a pro-U.S. civic group argue with police officers as they try to cut off the head of an effigy of North Korean leader Kim Jong Un, during an anti-North Korea protest in front of the U.S. embassy in Seoul, South Korea, December 13, 2019. REUTERS/Kim Hong-Ji

An effigy of North Korean leader Kim Jong Un is surrounded by police officers during an anti-North Korea protest in front of the U.S. embassy in Seoul, South Korea, December 13, 2019. REUTERS/Kim Hong-Ji

An effigy of North Korean leader Kim Jong Un is surrounded by police officers during an anti-North Korea protest in front of the U.S. embassy in Seoul, South Korea, December 13, 2019. REUTERS/Kim Hong-Ji TPX IMAGES OF THE DAY

Members of a pro-U.S. civic group argue with police officers as they try to cut off the head of an eiffigy of North Korean leader Kim Jong Un, during an anti-North Korea protest in front of the U.S. embassy in Seoul, South Korea, December 13, 2019. REUTERS/Kim Hong-Ji

A protester carries national flags of U.S. and South Korea during an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji TPX IMAGES OF THE DAY

A protester defaces a North Korean flag during an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester attends an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters attend an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester carries national flags of U.S. and South Korea during an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters attend an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester defaces a portrait of North Korean leader Kim Jong Un during an anti-North Korea and pro-U.S. rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters hold banners depicting portraits of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji TPX IMAGES OF THE DAY

A protester holds up a portrait of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Park Sang-hak, a North Korean defector and leader of an anti-North Korea civic group, holds a portrait of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester tears a portrait of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters tear portraits of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester holds a portrait of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Torn portraits of North Korean leader Kim Jong Un are scattered during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Torn portraits of North Korean leader Kim Jong Un are scattered during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Torn portraits of North Korean leader Kim Jong Un are scattered during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters hold banners depicting portraits of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters attend an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A protester holds banners depicting portraits of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Banners bearing messages and portraits of North Korean leader Kim Jong Un are seen during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

Protesters hold banners depicting portraits of North Korean leader Kim Jong Un during an anti-North Korea rally near the U.S. embassy in Seoul, South Korea, February 26, 2019, ahead of a summit between North Korean leader Kim Jong Un and U.S. President Donald Trump. REUTERS/Kim Hong-Ji

A woman holds a sign reading 'We're not going back to the past!' during a protest outside La Aurora International Airport in support of Yilen Osorio, a member of the UN anti-corruption commission (CICIG) detained upon his arrival to the airport on Saturday, in Guatemala City, Guatemala January 6, 2019. Picture taken January 6, 2019. REUTERS/Luis Echeverria

A man holds a Guatemalan flag during a protest outside La Aurora International Airport in support of Yilen Osorio, a member of the UN anti-corruption commission (CICIG) detained upon his arrival to the airport on Saturday, in Guatemala City, Guatemala January 6, 2019. Picture taken January 6, 2019. REUTERS/Luis Echeverria

People hold up signs during a protest outside La Aurora International Airport in support of Yilen Osorio, a member of the UN anti-corruption commission (CICIG) detained upon his arrival to the airport on Saturday, in Guatemala City, Guatemala January 6, 2019. Picture taken January 6, 2019. REUTERS/Luis Echeverria

A woman holds a Guatemalan flag during a protest outside La Aurora International Airport in support of Yilen Osorio, a member of the UN anti-corruption commission (CICIG) detained upon his arrival to the airport on Saturday, in Guatemala City, Guatemala January 6, 2019. Picture taken January 6, 2019. REUTERS/Luis Echeverria

A banner with the image of North Korean leader Kim Jong Un is seen as members of a South Korean conservative civic group take part in an anti-North Korea protest in Seoul, South Korea, December 8, 2018. Picture taken December 8, 2018. REUTERS/Kim Hong-Ji

Members of a South Korean conservative civic group deface a banner with the image of North Korean leader Kim Jong Un during an anti-North Korea protest in Seoul, South Korea, December 8, 2018. Picture taken December 8, 2018. REUTERS/Kim Hong-Ji

Members of a South Korean conservative civic group deface a banner with the image of North Korean leader Kim Jong Un during an anti-North Korea protest in Seoul, South Korea, December 8, 2018. Picture taken December 8, 2018. REUTERS/Kim Hong-Ji

A member of a South Korean conservative and right-wing civic group takes part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

A member of a South Korean conservative and right-wing civic group takes part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

Members of a South Korean conservative and right-wing civic group take part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

Members of a South Korean conservative and right-wing civic group take part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

A member of a South Korean conservative and right-wing civic group takes part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

Members of a South Korean conservative and right-wing civic group take part in an anti-North Korean leader Kim Jong Un protest in Seoul, South Korea, September 20, 2018. REUTERS/Kim Hong-Ji

A demonstrator holds a paper sheet reading 'I'm not afraid' during a protest against Guatemala President Jimmy Morales' decision to not renew the mandate of the U.N.-backed anti-graft commission, the International Commission Against Impunity (CICIG), in Guatemala City, Guatemala September 14, 2018. REUTERS/Luis Echeverria

Demonstrators take part in a protest against Guatemala President Jimmy Morales' decision to not renew the mandate of the U.N.-backed anti-graft commission, the International Commission Against Impunity (CICIG), in Guatemala City, Guatemala September 14, 2018. REUTERS/Luis Echeverria

A man wearing a mask of U.S. President Donald Trump performs next to a cutout of North Korean leader Kim Jong Un during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

A woman moves cutouts of North Korean leader Kim Jong Un and South Korean President Moon Jae-in during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

A man wearing a mask of U.S. President Donald Trump kneels down between cutouts of North Korean leader Kim Jong Un and South Korean President Moon Jae-in during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

A man wearing a mask of U.S. President Donald Trump performs next to a cutout of North Korean leader Kim Jong Un during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

A man wearing a mask of U.S. President Donald Trump performs next to a cutout of North Korean leader Kim Jong Un during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

A man wearing a mask of U.S. President Donald Trump kneels down between cutouts of North Korean leader Kim Jong Un and South Korean President Moon Jae-in during an anti-U.S. President Donald Trump rally near U.S. embassy in Seoul, South Korea, May 25, 2018. REUTERS/Kim Hong-Ji

Park Sang-hak, a North Korean defector and leader of an anti-North Korea civic group, prepares to release balloons containing leaflets denouncing North Korean leader Kim Jong Un, near the demilitarized zone in Paju, South Korea, May 5, 2018. REUTERS/Kim Hong-Ji

A North Korean defector, a member of an anti-North Korea civic group, prepares to release balloons containing leaflets denouncing North Korean leader Kim Jong Un, near the demilitarized zone in Paju, South Korea, May 5, 2018. REUTERS/Kim Hong-Ji

Park Sang-hak, a North Korean defector and leader of an anti-North Korea civic group, speaks as he prepares to release balloons containing leaflets denouncing North Korean leader Kim Jong Un, near the demilitarized zone in Paju, South Korea, May 5, 2018. REUTERS/Kim Hong-Ji

An activist who opposes releasing balloons containing leaflets denouncing North Korean leader Kim Jong Un, is dragged out of an anti-North Korea civic group, near the demilitarized zone in Paju, South Korea, May 5, 2018. REUTERS/Kim Hong-Ji

An activist who opposes releasing balloons containing leaflets denouncing North Korean leader Kim Jong Un, is dragged out of an anti-North Korea civic group, near the demilitarized zone in Paju, South Korea, May 5, 2018. REUTERS/Kim Hong-Ji

A man holds a candle during an anti-nuclear protest and against Turkey's planned nuclear power station at the UN-controlled buffer zone in Nicosia, Cyprus April 26, 2018. REUTERS/Yiannis Kourtoglou

Greek and Turkish Cypriots take part in a anti-nuclear protest and against Turkey's planned nuclear power station at the UN-controlled buffer zone in Nicosia, Cyprus April 26, 2018. REUTERS/Yiannis Kourtoglou

Greek and Turkish Cypriots take part in a anti-nuclear protest and against Turkey's planned nuclear power station at the UN-controlled buffer zone in Nicosia, Cyprus April 26, 2018. REUTERS/Yiannis Kourtoglou

Police (in green) try to stop demonstrators from burning portraits of North Korean leader Kim Jong Un during an anti-North Korea protest before the opening ceremony for the Pyeongchang 2018 Winter Olympics in Pyeongchang, South Korea, February 9, 2018. REUTERS/Edgar Su