yes Rangers and Celtic cos every season they at least play 4 games
Yale and Harvard
If you are talking about Gaelic Football and Australian rules teams, then the answer is no. The first time Gaelic Football and Australian rules teams played each other was in 1967. A Meath team played an Australian team.
Notre dame and penn state
0-0; these two teams have never played each other.
30 games are played in the Russian football league. 16 teams participate, playing each other twice (home and away). More games will be played by each club in cup and European competitions, but this depends on participation.
No, through the 2009 season the two schools have not played each other in football.
Dallas and Pittsburgh
Twelve (12) players are on the field per team in Canadian Football.
a derby is where two local football teams face each other. i.e. Manchester United vs Manchester City
Its a abbreviation for the national football league. As there aren't any other leagues of football teams that compete constantly with each other to make money it must be a monopoly.