time as, for instance, the expansion of the Kilianskirche from 1455 through 1460.
G�tz von Berlichingen spent three years in "knightly custody" in Heilbronn starting in 1519 and even spent a night in the tower of the bastion. That same year people first took note of the pub owner J�cklein Rohrbach who with accomplices would later kill the executor of B�ckingen. After he had spent some time in the Hohenlohe Plains and collected similarly minded characters around him, he returned to Heilbronn in April 1525 just as the German Peasants' War was getting into full swing. On April 16 the peasants killed many of the nobles in Weinsberg and on April 18 the Heilbronn cloister of the Order of Our Lady of Mt. Carmel was attacked and ransacked. The city opened its gates in response to demands of the peasants and consequently more churches and municipal institutions were robbed the next day. For about a month Heilbronn remained under the control of revolting peasants. And even though Johann Lachmann, later a church reformer, had attempted to mediate, the peasants did not leave the city until one of their armies was defeated on May 12, 1525 in B�blingen. Their leader Rohrbach was executed on May 21, 1525 in Neckargartach and his home town of B�ckingen was partially burnt to the ground in punishment.
In 1528, the replacement of the mayor by Hans Riesser, a Protestant, brought on the previously delayed Reformation and through the efforts of Reformer Lachmann schools and healthcare were also reorganized. In 1529 the Kilianskirche (church tower of the Kilianskirche) was completed. It was the first important religious building of the Renaissance in Germany. The year 1528 brought about the acceptance of the Augsburg Confession by city council and residents and the Heilbronn Catechism of 1536 is the second oldest catechism in the Protestant Church. In 1538 Heilbronn joined the Schmalkaldic League but by 1564 squabbles between troops of the Schmalkaldic League and those of
