The 1916 Olympic Games were cancelled due to the outbreak of World War I.
the olympic games, of course!
the 1940 olympic games were cancelled due to world war 2
WWI cause the 1916 Olympic Games to be cancelled. WWII cause the 1940 and 1944 Olympic Games to be cancelled.
Though the 1916 Olympic Games were scheduled to be held in Berlin, World War I caused the Olympic Gamesto be cancelled
The fifth Olympic Games, to be held in Berlin in 1916, were cancelled due to World War I.