How can he continue to harness the enthusiasm that defined his candidacy beyond the time-limited scope of a campaign?

Donna Edwards and Joe Sestak went up against Chuck Schumer on Tuesday. It was no contest.

We may be in the midst of a New Progressive Era, with a semi-realignment coming this November.

If Trump drags down the GOP candidates, there's a chance. But there are also a lot of obstacles—of the Democrats' own making.

The party took all the wrong lessons from his landslide loss to Richard Nixon in '72.

The Democratic Party's un-democratic nightmare is unlikely to unfold—but if it did, this summer's convention could make Chicago 1968 look like a picnic.

For nearly a year, politicians must work the long, hard road to the New Hampshire primary.

Sanders Democrats like Nevada's Lucy Flores aim to amplify the Vermont senator's uncompromising message in Washington—and move the party in a populist direction.

Thousands of Democrats want the DNC chair to resign. Populist Timothy Canova has another idea.

Their politics are poles apart. But they're stirring similar emotions among alienated voters and anxious establishmentarians.