Sunderland A.F.C. won the FA Cup on 3rd May 1919, marking a significant moment in English football history as the sport resumed following the end of World War I. The victory represented a resurgence of competitive football and brought celebration to Wearside.
The triumph highlighted Sunderland's enduring legacy and remains a notable milestone in the club's history. As one of the early major successes in post-war English football, the 1919 FA Cup win is still remembered by fans and historians alike.
Sources: https://sports.yahoo.com/articles/day-3rd-may-1919-sunderland-050000814.html