Which ruler became emperor after pushing back the maygyars who attacked from east?
a) clovis i
b) charles mattel
c)charlemagne
d)otto i

D) Otto I

He united the feudal kingdoms in Germany and had many loyal dukes.  He became emperor after pushing the Magyars back.  He also solidified the Holy Roman Empire during his reign.

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.