U.S. Ambassador to the United Nations Mike Waltz on Monday defended the U.S. military’s arrest of Venezuelan President Nicolas Maduro, characterizing it as a law enforcement action rather than a military occupation. “As Secretary Rubio has said, there is no war against Venezuela or its people. We are not occupying a country,” Mr. Waltz said during an emergency meeting of the U.N. Security Council. “This was a law enforcement operation in furtherance of lawful indictments that have existed for de