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Events on Thursday 22 May 1541 1
1541Colloquy of RegensburgFailed attempt to reconcile Catholics and ProtestantsCatholic and Protestant theologians, including Philipp Melanchthon and Johannes Eck, met at the Diet of Regensburg under Emperor Charles V to seek doctrinal compromise. Negotiators reached partial agreement on justification but failed to resolve disputes over the Eucharist and church authority. The collapse of the talks hardened the religious division of the Holy Roman Empire.