The Republican Army vs the Imperial Forces (both at their respective peaks)
Death Star excluded
True canon only
1 - on the ground, infantry only
2 - on the ground, ground vehicles allowed
3 - on the ground, ground vehicles and air support allowed
4 - space combat, fighters only
5 - space combat, capital ships only
6 - space combat, full force allowed
7 - galactic conquest, both sides start with a base that can't be attacked till all other systems are taken
Death Star excluded
True canon only
1 - on the ground, infantry only
2 - on the ground, ground vehicles allowed
3 - on the ground, ground vehicles and air support allowed
4 - space combat, fighters only
5 - space combat, capital ships only
6 - space combat, full force allowed
7 - galactic conquest, both sides start with a base that can't be attacked till all other systems are taken