Recent polls indicate that many people under 30 view socialism and communism favorably. (For Marx, those words were synonyms.) It seems that socialism and communism are "in." What's going on? A self-described "democratic socialist," Zohran Mamdani, won the Democratic nomination in the New York City mayoralty primary. He promises to set up city-owned nonprofit grocery stores and plans other giveaways. He favors a $30 minimum wage. He also says billionaires should not exist. Will he set up camps? Members of Congress, such as Sen. Bernie Sanders and Rep. Alexandria Ocasio-Cortez, also call...















