New York City Mayor Zohran Mamdani is testing the limits of his newfound political muscle in a bid to reshape the Democratic Party, even if it means challenging his own party’s leadership.

The mayor has mostly compromised with the Democratic Establishment. This year’s midterms are different.

New York City Mayor Zohran Mamdani is testing the limits of his newfound political muscle in a bid to reshape the Democratic Party, even if it means challenging his own party’s…