The military exercises simulated launches of nuclear weapons.
Invoking rare legal authorities will enable President Joe Biden to expedite deliveries of arms to defend against Russia.
Some top U.S. defense officials oppose cutting funds for the new nuclear-armed sea-launched cruise missile.
The Pentagon is hastening the pace of development despite some questions about warfighting effectiveness.
The Pentagon expects that unmanned drones, ships, planes, and ground vehicles will play an increasing role in U.S. military planning.
The forum was mandated by the UN General Assembly to promote “responsible behaviors” in space.
A Pentagon program eliminated the last U.S. VX agent weapons but still must destroy others.
Iran, Myanmar, Russia and Syria failed to uphold chemical weapons treaty commitments, the State Department reported.
Though imperfect, the SALT agreements set the course for future bilateral nuclear arms control treaty negotiations.
EU negotiators traveled to Tehran to try and restart stalled negotiations over restoring U.S. and Iranian compliance with the 2015 nuclear deal, as the International Atomic Energy Agency reported that Iran's nuclear program continues to grow.
Russian President Vladimir Putin’s brutal war on Ukraine, along with his implied threats of nuclear weapons use against any who would interfere, has raised the specter of nuclear conflict.
Of all the weapons in the U.S. inventory, none arouses trepidation for a potential target like the B-52 bomber. Now it has a new mission, supporting Ukraine.
The United States and its allies have shifted from providing small arms and defensive equipment to hastily ratcheting up deliveries of heavy weaponry to Ukraine.
A dispute over U.S. sanctions targeting Iran’s Islamic Revolutionary Guard Corps is the main obstacle to restoring the 2015 Iran nuclear deal.
The Biden administration’s decision could energize UN-mandated discussions on rules for military activities in space.