Share This Article 1. The Big Three Allied leaders of World War Two first met all together at this city. Quebec Tehran Yalta Casablanca 2. In 1880 he was the richest man in America. Jay Gould John J. Astor William Vanderbilt John Rockefeller 3. During Vietnam, Military Occupational Specialty 94B was this. Parachute packer Truck driver Military police Food service specialist Loading …