Addis Ababa police officers take part in a parade to display their new uniforms, and their readiness for the upcoming Ethiopian parliamentary and regional elections, in Addis Ababa, Ethiopia, June 19, 2021. (Photo by Baz Ratner/Reuters)

A Haitian National Police officer guards a street in the Petion-Ville neighborhood almost a week after the assassination of President Jovenel Moise, in Port-au-Prince, Haiti on July 13, 2021. (Photo by Ricardo Arduengo/Reuters)

Protesters march against the death in Minneapolis police custody of George Floyd, in the Manhattan borough of New York City, U.S., June 1, 2020. (Photo by Mike Segar/Reuters)

A drunk student is sick on the street watched by a police officer following a night of heavy drinking during freshers week in United Kingdom on November 28, 2007. (Photo by Matthew Horwood/Alamy Stock Photo)

A demonstrator kicks a riot police vehicle during an unauthorized march called by the Chilean student federations to protest against government's education reform, in Santiago, Chile July 5, 2016. (Photo by Ivan Alvarado/Reuters)

A woman attempts to cover a tear gas canister fired by police at a crowd in Srinagar protesting against the recent killings in Kashmir, August 17, 2016. (Photo by Cathal McNaughton/Reuters)

A traffic police officer directs vehicles at a street junction during sunset in Pyongyang, North Korea, Thursday, August 25, 2016. (Photo by Dita Alangkara/AP Photo)

Riot police fire tear gas during a protest by supporters of Dilma Rousseff in Sao Paulo, Brazil August 31, 2016. (Photo by Paulo Whitaker/Reuters)