Conversation so far:
Why does Ron Paul decide to refuse to endorse the republican nominee?
because there were no real differences between them, and because neither of them, if elected, would seek to make the fundamental changes in governance.
Where the name of the nominees mentioned?
McCain - Republican Party, or Obama - Democratic Party.
Who antagonized him?
Bob Barr (the Libertarian nominee.
Who does he want to be nominated?
Paul released a statement saying that he had decided to endorse Chuck Baldwin, the Constitution Party candidate, for president.

Question: What other thing did he do in the house?
Self-contained rewrite: Besides refusing to endorse the republican nominee, what other thing did Ron Paul do in the house?