The Regensburg lecture or Regensburg address was delivered on 12 September 2006 by Pope Benedict XVI at the University of Regensburg in Germany, entitled "Faith, Reason and the University – Memories a
Pope Benedict XVI, January 2006
Pope Benedict XVI, Berlin – 2011 cropped
Manuel II Palaiologos or Palaeologus was Byzantine emperor from 1391 to 1425. Shortly before his death he was tonsured a monk and received the name Matthaios. Manuel was a vassal of the Ottoman Empire
Regensburg lecture
…stated with an "unacceptable" "startling brusqueness, a brusqueness which leaves us astounded". The author of this criticism was the Byzantine Emperor Manuel II Palaiologos (or Paleologus) in a 1391 dialogue with an "educated Persian" (who remained unnamed in all the dialogues), as well as observations on this argument…
Miniature portrait of Manuel II, 1407–1409
Byzantine double-headed eagle with the Palaiologos family cypher.
Half stavraton coin by Manuel. On the reverse, Manuel's bust.
Miniature made c. 1404 depicting Manuel II, Helena and three of their sons, the co-emperor John VIII and the despots Theodore and Andronikos.