He was in command for the Allied landing at Anzio, Italy, in 1944, and for the large landing of Operation Dragoon on the southern coast of France, in September 1944.
In the context of World War II, he played a key role in planning and executing two significant military operations: the Allied landing at Anzio, Italy, in January 1944, and the larger Operation Dragoon on the southern coast of France in September 1944.