Another futile attempt of the League was a raid on the Tyrol, possibly influenced by the desire to strike at the Council of Trent, certainly by no sound military policy.
The effect of these indecisive counsels was that Charles had little trouble in reducing the South German rebels, Augsburg, Ulm, Nuremberg, and Wuerttemberg.

The Elector Palatine hastened to come to terms by temporarily abandoning his religion.

[Sidenote: February, 1547] A counter-reformation was also effected in Cologne.

Augsburg bought the emperor's pardon by material concessions.
[Sidenote: October 1546] In the meantime Duke Maurice of Albertine Saxony, having made a bargain with the emperor, attacked his second cousin the Elector.

Though Maurice was not obliged to abjure his faith, his act was naturally regarded as one of signal treachery and he was henceforth known by the nickname "Judas." Maurice conquered most of his cousin's lands, except the forts of Wittenberg and Gotha.