 In 1940 he was transferred to Washington, D.C. and, with the fall of Yugoslavia to the Germans in 1941 he began working in the press office in New York City.From 1943 on, he worked with Louis Adamič, an American writer of Slovene origin, in the campaign against the Yugoslav government-in-exile in London and the recognition of Tito and his movement.In October 1944 Raditsa went to London where Ivan Šubašić was working on the creation of a new Yugoslavian government.