5. Ireland vs Wales, 1962
A smallpox epidemic in South Wales in March and April caused the match between Ireland and Wales to be postponed for seven months until November 1962. The game ended 3-3.
6. Rugby World Cup 2019
The tournament in Japan saw the first cancellation of matches at the Rugby World Cup with Typhoon Hagibis affecting three matches due to the expected impact on safety that the typhoon would have.
