Within the halls of a party that holds unified power, a lone Kentucky congressman has invoked one of democracy's most solemn instruments — not against an opponent, but against a cabinet officer of his own making. Rep. Thomas Massie's impeachment filing against Defense Secretary Pete Hegseth is less a prediction of removal than a constitutional argument made visible: that the power to make war belongs to Congress, and that argument does not pause for partisan loyalty. The action surfaces an enduring tension in American governance between executive military ambition and legislative authority, no