The Nobel Committee awarded the prize because “The peacekeeping forces of the United Nations have, under extremely difficult conditions, contributed to reducing tensions where an armistice has ...

Though Congress acted after the U.S. withdrew from Vietnam to restrain presidents in their use of military force, recent ...

The United Nations has confirmed that military forces are impeding humanitarian access to parts of Ethiopia’s Tigray region, after a CNN investigation revealed that Eritrean troops were ...

The United Nations emblem is seen in front of the United Nations Office (UNOG) on June 8, 2008, in Geneva, Switzerland .(Johannes Simon/Getty Images) The decision to retire did not come easily to ...

The Authorization to Use Military Force (AUMF) passed by Congress on Sept. 14, 2001, authorizes the president “to use all necessary and appropriate force against those nations, organizations, or ...

If the Trump presidency is a series of tests of the balance of power, his use of military force in Syria may be among the most complicated yet. That’s because last week’s U.S.-led airstrikes ...