Question: what are the most important events in the history of football?
Answer: Sheffield FC & the Question of Rules (1857) The first moment in our list is the creation of football's oldest club - Sheffield FC. ... 
The Formation of the Football Association (1863) ... 
The First FA Cup (1871-2) ... 
The First International - England v Scotland (1872)
The 'Disease' of Professionalism (1883)