Question: When was the Italian general and air power theorist dies who's theories strong opponent was Amedeo Mecozzi?
Sentence (from "John Slessor"): Marshal of the Royal Air Force Sir John Cotesworth Slessor, {'1': ", '2': ", '3': ", '4': "} (3 June 1897 – 12 July 1979), sometimes known as Jack Slessor, was a senior commander in the Royal Air Force (RAF), serving as Chief of the Air Staff from 1950 to 1952.
Relevant evidence: No