A “Free Syrian Army” fighter in the Bustan Pasha neighborhood of Aleppo, Syria, August 21, 2013. (Photo by James Lawler Duggan)

Taliban fighters relax in a makeshift checkpoint in Wardak province, Afghanistan, Thursday June 22, 2023. (Photo by Rodrigo Abd/AP Photo)

Fighters from the Democratic Forces of Syria prepare their weapons in the southwestern countryside of Hasaka, Syria February 17, 2016. Picture taken February 17, 2016. (Photo by Rodi Said/Reuters)

F/A-18 fighter jet takes off from the USS Harry S. Truman aircraft carrier in the eastern Mediterranean Sea June 13, 2016. (Photo by Baz Ratner/Reuters)

Libyan forces allied with the U.N.-backed government fire weapons during a battle with IS fighters in Sirte, Libya, July 21, 2016. (Photo by Goran Tomasevic/Reuters)

Free Syrian Army fighters stand near an ambulance on the eastern edge of the northern Syrian town of al-Bab, Syria, February 27, 2017. (Photo by Khalil Ashawi/Reuters)

Enthusiasts gathered at Cad East in Snowdonia National Park, England to take pictures of F-15 Eagle fighters as they completed the Mach Loop, November 2017. (Photo by Caters News Agency)

This photo taken on March 5, 2023 show fighters competing in a bout during a traditional Myanmar boxing Lethwei tournament at Pyi Thar Lin Aye pagoda in Hlaingbwe township in Karen state. The spectacle of almost-no-holds-barred traditional Myanmar boxing known as Lethwei, considered one of the most aggressive combat sports in the world – with fighters eschewing boxing gloves for thin gauze bandages wrapped around hardened knuckles – draws huge crowds in the eastern border state of Karen. (Photo by AFP Photo/Stringer)