Umberto II of Italy in preparation on the abolition of the monarchy in 1946, Victor Emmanuel abdicated his throne in favour of Umberto in the hope his exit might bolster the monarchy. However, the referendum passed, Italy was declared a republic, and Umberto lived out the rest of his life in exile in Cascais, on the Portuguese Riviera. Umberto was born at the Castle of Racconigi in Piedmont. He was the third child, and the only son, of King Victor Emmanuel III of Italy and his wife, Elena of Montenegro. As such, he became heir apparent upon his birth, since the Italian throne was
King of the Mounties fall into enemy hands. She is kidnapped and taken to a volcano crater where the spy ring has its headquarters. It is up to Sergeant King to rescue her. "King of the Mounties" was budgeted at $136,320 although the final negative cost was $139,422 (a $3,102, or 2.3%, overspend). It was the cheapest Republic serial of 1942. It was filmed between June 23 and July 17, 1942 under several working titles: "King of the Royal Mounted Rides Again", "King of the Royal Mounted Strikes Again", "King of the Royal Mounted Strikes Back" and "King of the Northwest Mounted Strikes Again".