Robert Sabatino Lopez
Contributor
Professor of History, Yale University, 1955β71. Author of The Birth of Europe and others.
Primary Contributions (1)
Constantine VII Porphyrogenitus was the Byzantine emperor from 913 to 959. His writings are one of the best sources of information on the Byzantine Empire and neighbouring areas. His De administrando imperio treated the Slavic and Turkic peoples, and the De ceremoniis aulae Byzantinae, his longestβ¦
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