Threats

Russia still sees US as its top adversary, Estonian intelligence report says

Moscow’s gestures toward normalized relations are no more than an “illusory thaw.”

Threats

NATO innovation chief: Alliance must speed up, or risk Russian invasion

Ukraine shows that “the obsolescence is nearly immediate,” for even the best weapons.

Threats

Fears of a nuclear arms race rise as New START expires

Fading U.S. leadership has countries from Poland to South Korea thinking about nuclear-weapons programs of their own.

Ideas

Ukraine’s future may turn on upcoming votes in Congress

As lawmakers sprint to fund the U.S. government, America’s support for Kyiv hangs in the balance—and could determine how the conflict ends.