Here are the types of teams available. Don't forget you can make your own teams.
Here are the teams available in Europe.
Of course I'm playing as Turkey.
There's some really crazy custom teams already included in the game such as this one based on The Bible!
Editing a team's tactics.
Each country also has teams from which you can choose to play a season with.
Now I get to go and play in the Turkish League.
Norway vs Georgia - teams
Poland vs Georgia - teams