Immigration on the coasts and housing boom of the Sun Belt bolster regions' political clout

First African-American senator was a liberal Republican willing to work across the aisle.

Even in an era of low crime rates, there is a temptation to grant near-unlimited power.

It was Christmas for demographers last week, as the U.S. Census Bureau released new data.

What about the appeal of fresh faces and new ideas? Nah.

Cheney’s appalling defense of torture a depressingly suitable end to the political season