A massive American web of orbiting missile interceptors could in theory protect the U.S. from an all-out Russian nuclear ...

As peace talks opened in Saudi Arabia, President Trump made clear that the days of isolating Russia are over and suggested ...

China and Russia’s 2022 proclamation of a “no limits” partnership with “no ‘forbidden’ areas” has had a far-reaching effect.

The specter of nuclear war cast a long shadow over the 20th century, serving as a reminder of humanity's capacity for ...

Ukrainian President Volodymyr Zelensky looks rattled by the abrupt change of attitude coming from the White House, though ...

Among the veteran diplomats and national security advisers gathering for top-level talks between the U.S. and Russia, Harvard ...

With federal support, universities produce world-changing discoveries and the next generation of exquisitely well-trained ...

After a week of disastrous messaging by U.S. Secretary of Defense Pete Hegseth, resulting in a 180-degree turn and leaving ...

Russia on Tuesday demanded NATO scrap its 2008 promise to one day give Ukraine membership of the U.S.-led NATO military ...

Ukraine has not been invited to a key meeting between American and Russian officials in Saudi Arabia this week to decide what ...

In one sense, the US president’s overture to Putin to discuss peace in Ukraine has given the Russian president exactly what ...

As European officials consider the possibility of restarting Russian gas pipeline imports as part of an eventual peace deal ...