In Brussels she learned that the Emperor had taken the Elector of Saxony captive on the battlefield, but the Landgrave of Hesse had been betrayed into his power by a stratagem which the Protestants branded as base treachery, and used to fill all Germany with the bitterest hatred against him; but here Barbara's wrath flamed forth, and she upbraided the slanderous heretics. It angered her to have the great sovereign denied his due reverence in her own home; but secretly she believed in the breach of faith.