sentences:  An Austrian attack on Buda followed the news of the death of John, but the appeals of John's widow to Suleiman were not unanswered and in 1541 the elderly General Rogendorf was defeated outside of Buda, before he could even cross the Danube to take it.The next year Ferdinand besieged Pest but was repulsed.In April 1543 Suleiman launched another campaign in Hungary, bringing back Bran and other forts so that much of Hungary was under Ottoman control.