Europe's left is taking notes on Mamdani's successful campaign for New York mayor

Zohran Mamdani celebrates during an election night event at the Brooklyn Paramount Theater in Brooklyn, New York, on Nov. 4, as New Yorkers elected him their next mayor.

The New York mayor-elect's victory has energized the European left, with politicians casting themselves as their country's version of Mamdani, and strategists eager to study how he won.

(Image credit: Angelina Katsanis)