US Army infantry soldiers wait for further instruction during a force on force exercise near Tapa, Estonia, on April 14, 2024. (US Army photo by Spc. Trey Gonzales)
Refugees arrive in Antwerp on the MS St. Louis after over a month at sea, during which they were denied entry to Cuba, the U.S. and Canada, June 17, 1939. (Three Lions/Hulton Archive/Getty Images)
Russian warcrafts hit the Syrian opposition controlled town Daret Ezza in Aleppo, Syria on October 13, 2015. (Mamun Abu Omer/Anadolu Agency/Getty Images)