 After the war he was tried by the Yugoslav government, along with Lovro von Matačić and Tin Ujević, for his painting of the fascist general Ante Pavelić.In 1955, the Peruvian Government sponsored an exhibit of Kreković's Incan-inspired ethnographic art throughout the United States.On this tour Kreković insisted on being characterised as a "Croatian-born Peruvian artist" which resulted in protests from the embassy of Yugoslavia.