Michael remained in exile until his death in 1986. He became a prisoner in a Nazi concentration camp during World War II after refusing to return to the throne as a puppet king.
Michael married Geneviève Prigent in Paris, France on January 27, 1941 and they divorced on August 11, 1949 in Paris. They had one child: *Nikola, Prince of Montenegro (July 7, 1944 - )