Anti-balaka militia originally sprang up to protect the Christian population of the Central African Republic, but now stand accused of human rights abuses themselves. Last month, the African Union branded militia targeting Muslims in Central African Republic as “terrorists” and said they would be treated as enemy combatants, a day after killing a Congolese peacekeeper and amid deepening international frustration at continuing violence in the impoverished and landlocked country. Photo: A female member of the anti-balaka, a Christian militia, patrols with other militiamen outside village of Zawa April 8, 2014. (Photo by Goran Tomasevic/Reuters)

Pedestrians cover their face as they walk along the dusty road in Kathmandu, Nepal February 27, 2017. Nepal has forced 2,500 old vehicles off roads in its capital city of Kathmandu, part of a fight against alarming air pollution levels that have hit nine times World Health Organisation (WHO) limits. Air pollution has been a chronic problem in rapidly growing Kathmandu, which sits in a Himalayan valley and is home to more than 3mn people. (Photo by Navesh Chitrakar/Reuters)

A model wearing a face shield poses with a Mitsubishi vehicle during the media day of the 41st Bangkok International Motor Show after the Thai government eased measures to prevent the spread of the coronavirus disease (COVID-19) in Bangkok, Thailand on July 14, 2020. (Photo by Jorge Silva/Reuters)

A woman releases birds as people celebrate the start of the Lunar New Year in Surabaya on February 1, 2022, which ushers in the Year of the Tiger. (Photo by Juni Kriswanto/AFP Photo)

Wildlife agency rangers rescue a Malayan tapir, an endangered species on the International Union for Conservation of Nature (IUCN) Red List, after it fell into a villager's fish pond in Pekanbaru, Riau on April 20, 2021. (Photo by Wahyudi/AFP Photo)

Women walk in heavy rain as Typhoon Haishen hits Kagoshima, Kagoshima prefecture on September 6, 2020. Typhoon Haishen began to lash southern Japan on September 6, with officials warning it could bring record rainfall and winds strong enough to snap power line poles and flip cars. (Photo by Charly Triballeau/AFP Photo)

A farmer harvests apples at an apple orchard on October 10, 2020 in Yiyuan County, Shandong Province of China. (Photo by Zhao Dongshan/VCG via Getty Images)

A Russian peacekeeper shouts “No pictures!” at a checkpoint outside the city of Stepanakert on November 13, 2020, during a ceasefire in the military conflict between Armenia and Azerbaijan over the breakaway region of Nagorno-Karabakh. Russian began deploying 2,000 peacekeepers to Nagorno-Karabakh on November 10 after Armenia and Azerbaijan agreed a peace deal to end weeks of fierce fighting over the disputed region. (Photo by Alexander Nemenov/AFP Photo)