Republican presidential candidate Vivek Ramaswamy unveiled a foreign policy platform Monday that would significantly reduce the United States’s international involvement, declaring, “We will be Uncle Sucker no more.” Ramaswamy said in a post in The American Conservative that the U.S. “squandered” its opportunity immediately following the end of the Cold War to remain the world’s lone superpower, allowing Russia and China to work together to threaten the country’s position at the top. He cited several former leaders of the U.S., including Presidents George Washington and Richard Nixon, as guides for his foreign policy. “Rather than spending billions projecting power into...