There are plenty of reasons to elect John McCain, but perhaps one of the most urgent is to prevent a liberal takeover of U.S government.

From The Wall Street Journal:

Perhaps the best case for the McCain candidacy -- apart from national security -- is that he would be a check on what is likely to be an emboldened and dangerous left-wing Congress. He would surely work with Democrats on some things -- for the better perhaps on immigration, for the worse on energy "cap and trade" regulation. However, unlike President Bush, Mr. McCain wouldn't wait four years to use his veto pen.

In this difficult year, Mr. McCain has had the harder sale to make. His admirable personal tenacity has been better than his variable political argument. We'll find out Tuesday if biography trumps hope.

Read the full editorial, "McCain's Honor," at the newspaper's Web site.