A poster with pictures of people killed by Myanmar's junta troops is seen at the Assistance Association for Political Prisoners (AAPP) office in Mae Sot, Thailand, January 26, 2022. Picture taken on January 26, 2022. REUTERS/Soe Zeya Tun 

A model of Insein prison, where thousands of political prisoners have been detained, is seen at the Assistance Association for Political Prisoners (AAPP) office in Mae Sot, Thailand, January 26, 2022. Picture taken on January 26, 2022. REUTERS/Soe Zeya Tun 

A migrant girl looks on at a village near the Thai-Myanmar border in Mae Sot, Thailand, January 7, 2022. Picture taken January 7, 2022. REUTERS/Athit Perawongmetha TPX IMAGES OF THE DAY 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen under makeshift tents on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, eat under a makeshift tent on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, cross the river to receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

A man looks on as refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, bathe in the river waters on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 7, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. Picture taken January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, are seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, gather after receiving aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

A refugee, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, is seen on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

A refugee, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receives aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand, January 6, 2022. REUTERS/Athit Perawongmetha 

Myanmar refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, ride on a boat after receiving aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand January 4, 2022. REUTERS/Stringer 

Myanmar refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, ride on a boat after receiving aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand January 4, 2022. REUTERS/Stringer 

Myanmar refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand January 4, 2022. REUTERS/Stringer 

Myanmar refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups and settled temporarily on the Moei River Bank, receive aid from Thailand on the Thai-Myanmar border, in Mae Sot, Thailand January 4, 2022. REUTERS/Stringer 

A settlement of a group of refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups, is pictured on the Moei River's Myanmar side near the Myanmar-Thailand border, in Mae Sot, Thailand, December 28, 2021. Picture taken on December 28, 2021. REUTERS/Aung Naing Soe 

A group of refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups, rests near the bushes along the Moei River Bank of the Myanmar border in Mae Sot, Thailand, December 28, 2021. Picture taken on December 28, 2021. REUTERS/Aung Naing Soe 

A group of refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups, sit next to tents near the bushes along the Moei River Bank of the Myanmar border in Mae Sot, Thailand, December 28, 2021. Picture taken on December 28, 2021. REUTERS/Aung Naing Soe 

A group of refugees, who have fled a flare-up in fighting between the Myanmar army and insurgent groups, rest near the bushes along the Moei River Bank of the Myanmar border in Mae Sot, Thailand, December 28, 2021. Picture taken on December 28, 2021. REUTERS/Aung Naing Soe 

A refugee woman, who has fled a flare-up in fighting between the Myanmar army and insurgent groups, holds a child as a group of refugees from Myanmar are seen near the bushes along the Moei River Bank of the Myanmar border in Mae Sot, Thailand, December 28, 2021. Picture taken on December 28, 2021. REUTERS/Aung Naing Soe 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, stand at a temporary shelter in Mae Sot district, Tak province, Thailand, December 20, 2021. REUTERS/Stringer 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, stand at a temporary shelter in Mae Sot district, Tak province, Thailand, December 20, 2021. REUTERS/Stringer 

Border police officers observe as they guard near the Thailand-Myanmar border where the fighting between the Myanmar army and ethnic minority rebels still continues in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

A Thai soldier sits in front of the blockage of a road leading to the Thailand-Myanmar border where the fighting between the Myanmar army and ethnic minority rebels still continues in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, get on a truck, as they are voluntarily returning across the border to Myanmar, at a temporary shelter in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels prepare, as they are voluntarily returning across the border to Myanmar, at a pier in Mae Sot district, Tak province, Thailand, December 19, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, stand at a temporary shelter in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, walk at a temporary shelter in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha 

A boy from Myanmar, who lives in Thailand, flashes a three-finger salute at a temporary donation station for sending relief supplies to refugees who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha TPX IMAGES OF THE DAY 

Refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, eat at a temporary shelter in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha 

A Thai soldier walks in front of refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, at a temporary shelter in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha 

People from Myanmar living in Thailand and volunteers help to distribute relief supplies for refugees, who fled a flare-up in fighting between the Myanmar army and ethnic minority rebels, at a temporary donation station in Mae Sot district, Tak province, Thailand, December 18, 2021. REUTERS/Athit Perawongmetha 

Thai border guards walk a they patrol at Myanmar border in Mae Sot, Thailand March 18, 2021. REUTERS/Soe Zeya Tun