Strategic bombing during World War II United States Fourteenth Air Force based in southern China undertook the first air raids in French Indochina. The American bombing campaign gained intensity after the surrender of Germany in May 1945, and by July Japanese defences were incapable of impeding their movement. The Americans had attained complete air supremacy. After the victory over Japan, on 19 August the denizens of Hanoi broke into the streets and removed the black coverings off the street lamps. In 1944–45, the Eastern Fleet of the Royal Navy undertook several raids on the occupied Netherlands East Indies. They also bombed the Japanese-occupied Indian territory of
War crimes in occupied Poland during World War II at Chełmno according to postwar verdict by West Germany, although up to 340,000 victims were estimated by the Polish Main Commission for Investigation of German Crimes in Poland (GKBZNwP), a predecessor of the Institute of National Remembrance. Following the Wannsee Conference of 1942, as part of highly secretive Operation Reinhard in occupied Poland, the German government built three regular killing centres with stationary gas chambers. It was the most deadly phase of the Final Solution, based on implementing semi-industrial means of killing and incinerating people. The new facilities included Treblinka extermination camp (set up in July 1942), Bełżec (March 1942),