who invented the sport american football?

Answer 1

There is absolutely no consensus on the the origin of American football. Here are some really interesting sites:

http://www.thesportsacademic.com/2008/09/how-french-invented-american-football.html

http://wiki.answers.com/Q/Who_invented_the_game_of_Football

http://wiki.answers.com/Q/Who_invented_the_game_of_Football

http://www.scarletknights.com/football/history/first-game.asp