Otto I the Great (23 November 912 - 7 May 973), son of Henry I the Fowler and Matilda of Ringelheim, was Duke of Saxony, King of Germany, King of Italy, and arguably the first Holy Roman Emperor. Wikipedia
The definitive Wikipedia entry for Otto I, Holy Roman Emperor. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Otto_I,_Holy_Roman_Emperor
The definitive Wikipedia entry for Otto I, Holy Roman Emperor. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Otto_I%2c_Holy_Roman_Emperor