South Africa were barred from taking part due to its apartheid views, which is where the whites were put above coloured people.
North Korea and Indonesia withdrew their athletes because some of them had been banned from taking part because they took part in the 1962 GANEFO games which was against the IOC's views.
Tokyo
1964
Tokyo, Japan.
in japan Tokyo
243.
Tokyo, JapanInnsbruck, Austria
In tokyo
Tokyo, Japan.
Summer: Tokyo, JapanWinter: Innsbruck, Austria
Tokyo, before being cancelled.
As of the 2008 Games in Beijing, Australia has never boycotted an Olympic Games due to political reasons.
Summer: Tokyo, Japan. Winter: Innsbruck, Austria.