French colonial empire colonial governors (excluding the nationalist leaders) in Brazzaville in January 1944 to announce plans for postwar Union that would replace the Empire. The Brazzaville manifesto proclaimed: The manifesto angered nationalists across the Empire, and set the stage for long-term wars in Indochina and Algeria that France would lose in humiliating fashion. The French colonial empire began to fall during the Second World War, when various parts were occupied by foreign powers (Japan in Indochina, Britain in Syria, Lebanon, and Madagascar, the USA and Britain in Morocco and Algeria, and Germany and Italy in Tunisia). However, control was gradually reestablished by
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),