Do U.S. wars ever end? Although President Biden has announced the final withdrawal of U.S. forces from Afghanistan by Sept. 11, the use of military force authorization passed by Congress 20 years ago is still on the books. In this episode of History As It Happens, The American Way of War, the Cato Institute's John Glaser explains why Congress should reassert its constitutional prerogatives over war-making and end the country's endless military commitments in Afghanistan, Iraq, and elsewhere.