Tactics reminiscent of the early American frontier days are now being used in Vietnam. Lieutenant Commander Donald D. Sheppard, UBN, of Coronado, California, aims a flaming arrow at a bamboo hut concealing a fortified Viet Cong bunker on the banks of the Bassac River, Vietnam on December 8, 1967. (Photo by AP Photo)

U.S Army combat camera photographer Spc. Hilda Clayton took this photo July 2, 2013 that was released by the U.S. Army, that shows an Afghan soldier engulfed in flame as a mortar tube explodes during an Afghan National Army live-fire training exercise in Laghman Province, Afghanistan. The accident killed Clayton and four Afghan National Army soldiers. (Photo by Spc. Hilda Clayton/U.S. Army via AP Photo)

A bird vendor holds a cage with a bird on a sideroad after a heavy snowfall in Kabul on January 5, 2022. (Photo by Mohd Rasfan/AFP Photo)

People enjoying the second day of the Greenman Festival in South Wales, Crickhowell, United Kingdom on August 20, 2021. (Photo by Chris Fairweather/Huw Evans/Rex Features/Shutterstock)

A fan of Colombia cheers prior to a qualifying soccer match between for the FIFA World Cup Qatar 2022 Colombia and Chile in Barranquilla, Colombia, Friday, September 10, 2021. (Photo by Fernando Vergara/AP Photo)

A topless climate activist Laura Amherst, 31, from Extinction Rebellion protests in Soho, London, United Kingdom on August 25, 2021. The event is part of the “Impossible Rebellion” protest to “target the root cause of the climate and ecological crisis” and are ongoing for two weeks until the Government agrees to stop all new fossil fuel investments. (Photo by Stephen Chung/Alamy Live News)

A rescue team flies on a Colombian Air Force helicopter during an earthquake emergency drill with Air Force troops from Colombia, Brazil, Ecuador, Bolivia and the United States at the Palenquero Air Force base in Puerto Salgar, Cundinamarca department, Colombia, on September 2, 2021. Air Force crews from 15 countries take part in the “Angel de los Andes” exercises, where they simulated several rescue operations in different scenarios. (Photo by Joaquin Sarmiento/AFP Photo)

Mount Sinabung looks calm as seen from Karo, North Sumatra at dawn on August 8, 2021. (Photo by Tibta Nangin/AFP Photo)