South Korean President Yoon Suk-yeol, one of the few conservatives to win a presidency anywhere in the world this year, urged the United Nations in his speech on Tuesday to “stand together in solidarity” and defend freedom from wherever a threat may arise. Yoon’s remarks, his first address to the annual General Assembly debate, echoed much of what he told Koreans in his inauguration speech in May. On that occasion, he used the word “freedom” 35 times; to the United Nations, he said “freedom” a mere 18 times, according to the organization’s official English-language transcript. Unlike many other heads of...