Although he is a Republican, he ran as a Libertarian candidate for President in 1988. He ultimately finished third in the popular vote (with 431,750 votes) behind Democrat Michael Dukakis and Republican George Bush (who won the election by a wide margin).
I have no problems with the theoretical position of the neo-cons to spread the goodness of America. But just not with force. We should spread it by setting a good example. Getting our house in order. Making sure civil liberties are defended here.