Cancelled Olympic Games

Games of the VI Olympiad, scheduled to be played in Berlin, Germany, in 1916 but canceled due to World War I

Games of the XII Olympiad, firstly scheduled in Tokyo, Japan, rescheduled in Helsinki, Finland, finally canceled due to World War II

Games of the XIII Olympiad, scheduled in London, United Kingdom, canceled due to World War II

edition of the Winter Olympics, scheduled in Sapporo, Japan, canceled due to World War II

edition of the Winter Olympics, scheduled in Cortina d'Ampezzo, Italy, canceled due to World War II