One president was impeached but not convicted. he became president after the assassination of president lincoln.

what the first or next guy says

herodotus taught this. herodotus was an ancient greek historian who was born in halicarnassus in the persian empire. he is known for having written the book the histories, a detailed record of his "inquiry" on the origins of the greco-persian wars.

sense of self-interest

eastern europe, the region of europe that is east of germany, was heavily influenced by the byzantine empire. through byzantine traders, and more importantly, the church, byzantium influenced the art, literature, and architecture of the region