Indigenous women from the Kamayura tribe take part in a demonstration of Huka Huka fight at the first World Games for Indigenous Peoples in Palmas, Brazil, October 29, 2015. (Photo by Ueslei Marcelino/Reuters)

The “Assignments” exhibition is an annual chance to see the top images by UK photojournalists, as chosen by the British Press Photographers’ Association. Here: Wales’s Cory McKenna dominates Micol DiSegni during their fight at Cage Warriors 97 in Cardiff, 29 September 2018. (Photo by Chris Fairweather/Huw Evans Agency)

A sanitation worker fumigates using sodium hypochlorite in an archive room to fight the spread of the coronavirus disease (COVID-19) in the Milimani commercial courts in Nairobi, Kenya, July 17, 2020. (Photo by Baz Ratner/Reuters)

Two drivers get into a fight while waiting in line at a gas station amid fuel shortages in Knightdale, North Carolina, May 10, 2021. (Photo by @shaaddeez/Instagram via Reuters)

Former Mujahideen hold weapons to support Afghan forces in their fight against Taliban, on the outskirts of Herat province, Afghanistan on July 10, 2021. (Photo by Jalil Ahmad/Reuters)

Ukrainian artillery fires towards the frontline during heavy fighting amid Russia's attack on Ukraine, near Bakhmut, Ukraine on April 13, 2023. (Photo by Kai Pfaffenbach/Reuters)

People take part in mass water fights during the first day of Songkran, or Thai New Year, on Khao San Road in Bangkok on April 13, 2023. (Photo by Lillian Suwanrumpha/AFP Phoot)

These greenfinches go head to head in what appears to be a heroic fight or a playfull moment together, inspiration for a new version of “Angry Birds”, in Trezzo Sull'Adda, Italy in March 2013. (Photo by Marco Redaelli/IMP/AbacaPress.com)