In a new ruling, the Supreme Court continued to block the Trump administration from moving forward with deportations under the 1798 Alien Enemies Act. MSNBC’s Ari Melber is joined by NYU history professor Ruth Ben Ghiat. (Beat's YouTube playlist: https://msnbc.com/ari Beat merch: www.msnbc.com/Beat5) For more context and news coverage of the most important stories of our day click here: https://www.msnbc.com/ » Subscribe to MSNBC: https://www.youtube.com/msnbc » Subscribe to MSNBC on TikTok