As perhaps the most famous American democratic socialist, Martin Luther King Jr., wrote in his Letter from a Birmingham Jail, "The question is not whether we will be extremists, but what kind of ...

Zohran Mamdani, a 33-year-old democratic socialist, has clinched the Democratic nomination for mayor of New York City, ...

So far, the Democratic Socialists of America has mostly relied on left-wing elected officials to act in concert without a coherent program. It has worked — but staying the course is risky.

With that victory comes a major test for his socialist movement. Mamdani still trails Andrew Cuomo in most polls but has ...