 It is not clear exactly when the Thebans started to think not just of ending the Spartan hegemony, but of replacing it with one of their own, but it is clear that eventually this became their aim.Hans Beck asserts that, unlike Sparta in the Peloponnesian League and Athens in the Delian League, Thebes made no effort either to create an empire or to bind its allies in any sort of permanent and stable organization.Indeed, after Leuctra Thebes devoted its attention to diplomatic efforts in Central Greece rather than schemes of domination further afield.