when bulgaria annexed vardar banovina in 1941, he was one of the founders of the bulgarian action committees until 1943, brashnarov worked again as a bulgarian teacher. then he became politically active again and joined the communist partizan's movement fighting against the axis powers. on 2 august 1944, the antifascist assembly of the national liberation of macedonia took place at the st. prohor pčinjski monastery. brashnarov served as the first speaker. the modern macedonian state was officially proclaimed as a federal state within josip broz tito's yugoslavia, receiving recognition from the allies.