Oklahoma
The first international team to win a world championship of Football was Uruguay. Uruguay won the World Cup in 1930. The World Cup has qualifying matches before a team earns their way into the tournament.
According to the College Football Data Warehouse, the University of Wisconsin Badgers football team has not yet won a national championship.
Yes, the Baltimore Stallions were there in 1994 and 1995, prior to the return of the NFL with the Ravens. The Stallions won a division title in 1994 and in 1995 became the only US team ever to win the Grey Cup (CFL Championship).
Leeds United was the last team to win the old football first division.
This was the first unranked team to win the championship
the Florida gators
miami
The Oakland Raiders were the first wild card team to win the Superbowl against the Philadelphia Eagles 27-10.
Manchester United in 1994.
Colleges can compete for conference championships not state
Well, they did win in 1984, but, now, they have almost a .001% of even making the national championship, let alone, win it. :)