He was the third to be assassinated and the 25th US president.
William McKinley.
He was, yes.
William McKinley
Vice president Theodore Roosevelt became president upon the death of McKinley.
President William McKinley
McKinley had that unfortunate distinction.
Theodore Roosevelt was a Republican. He was 42 when McKinley was assassinated and TR became President.
President William McKinley
Leon Czolgosz shot President McKinley on September 6, 1901 in Buffalo, New York.
Theodore Roosevelt
William McKinley
William McKinley, in 1901.