He was Michigan's only three-term governor in the 19th century.

In fact, he is the only governor ever to run the race.

He won, if narrowly, and as of January will be the only governor in the nation affiliated with no political party.

He remains the only American governor ever assassinated while in office.

He however was the only governor to open commerce and trade to other countries.

To date he is the only governor of Kansas to be impeached.

He is the only Austrian governor who has ever held the same office in two separate states.

He was also the only Republican governor re-elected in the 1934 election.

He was known as the only governor who rode the subway to work every day.

He was the only incumbent governor to be defeated in the November 2006 elections.