Ivan Maček
Maček was born in Spodnja Zadobrova near Ljubljana, Austria-Hungary (now in Slovenia). He became a member of the Communist Party of Yugoslavia in 1930. In 1935 was sent to the Soviet Union. He studied at the International Lenin School, Moscow. He returned to Yugoslavia in 1937. He became a member of the Central Committee of the Communist party of Slovenia. Yugoslav police detained him in 1938 and he was sentenced to four years in prison in Sremska Mitrovica.