In high school football there is not always parity of skill levels among the teams. Parity means equal. It became evident that the skill level among the high school football team is not of parity.
The proper word is parity meaning roughly equal capabilities among competitors.
There are 926 futbol teams in Spain. These teams are comprised of 5 different leagues, La Liga, Segunda, Segunda B, tercera, & Regional's. The number of teams grows to several thousands if you start to factor youth divisions and senior leagues. However, the 5 leagues I listed are really the only ones considered professional leagues as they are paid to play.
32 football teams NFL
There were nine teams that were in the CFL at the beginning of the leagues formation.
It stated with 2 leauges and the the 2 leagues had their own teams .
I think there is 30 leagues with over 500 teams.
Each league will have their own way of setting teams up. Usually teams form on their own. Some leagues have rules requiring a minimum of a male and female on a team, for mixed leagues.
There were a few different teams in different leagues and most were named the Yankees. The short answer is that there was the baseball team, 7 football teams in different leagues (one being the football Giants) and the Generals and Cosmos were soccer teams.