Watch Arsenal beat Man U on this day and Sir A look rather miffed

On this day… Here are the anniversaries. 21 January 1893: Sunderland 6 Royal Arsenal 0 (FA Cup).  Arsenal had won through to the first round proper for the first time, but then saw the difference in quality between league and non-league teams. 21 January 1899: Adam Haywood scored the only goal of the match against …