With arms collected in advance they killed 200 of the mob, an act which only served to bring down upon them a furious onslaught by the townspeople in revenge for the death of Christians. The Jews fought until overpowered; then retreating to their homes, they too set their own fires. Six thousand were said to have perished at Mainz on August 24, 1349. Of 3,000 Jews at Erfurt, none was reported to have survived.