President Donald Trump likely won’t listen to this podcast, but Senator Mark Kelly of Arizona has a warning for him: Any attempt to take Greenland using military force will probably go down as the biggest mistake made by a president in all of U.S. history. In this conversation with Kelly, we discuss the impact of the censure letter against him sent by Defense Secretary Pete Hegseth, the legality of U.S. military strikes in the Caribbean, the future of the Democratic Party, and his family’s response to political violence. - - - Get more from your favorite Atlantic voices when you subscribe. You’ll enjoy unlimited access to Pulitzer-winning journalism, from clear-eyed analysis and insight on breaking news to fascinating explorations of our world. Atlantic subscribers also get access to exclusive subscriber audio in Apple Podcasts. Subscribe today at TheAtlantic.com/Listener. Learn more about your ad choices. Visit megaphone.fm/adchoices