What is the criminimal record of US congressman?
You forgot to say which congressman.
He had been a US Congressman for many years. He also had a distinguished record as a major general in the Civil War. He served as chair of the Ohio delegation at the nominating convention of 1880. After the convention became deadlocked ,somebody suggested Garfield. The bandwagon grew and Garfield was nominated. He became the only sitting Congressman to be elected President .