 The next year his forces drove the League's troops out of southern Germany, and defeated John Frederick, Elector of Saxony, and Philip of Hesse at the Battle of Mühlberg, capturing both.At the Augsburg Interim in 1548, he created a solution giving certain allowances to Protestants until the Council of Trent would restore unity.However, members of both sides resented the Interim and some actively opposed it.