 In return, Gustavus promised to respect the neutrality of Bavaria and the lands of the Catholic League, but only so long as they did the same.The terms were so poorly drafted that as Richelieu himself pointed out, the presence of Bavarian officers in the Imperial army technically violated Maximilian's neutrality.Richelieu relied on his ability to restrain the Swedish king, but Maximilian was less confident; Gustavus had quickly established his superiority over the Imperial armies, and insisted Frederick be restored.