Lithuania shared images of a new series of border defenses underway that are designed to stop a Russian advance into NATO.

Russian Foreign Minister Sergey Lavrov made the declaration in an interview with NBC’s “Meet the Press,” suggesting that ...

Business Insider got access to a NATO AWACS flight for an eight-hour surveillance mission over Eastern Europe.

Two German fighter jets were scrambled to the Romanian-Ukrainian border on Tuesday night in response to a Russian drone ...

Ukrainian President Volodymyr Zelenskiy said on Friday Russia was doing everything it could to stop a meeting between him and ...

Russia's foreign minister said a group of nations including U.N. Security Council members should guarantee Ukraine's security ...

Open-source researchers at the investigative project Tochnyi, which says it "aims to accurately report" on the Russia-Ukraine ...

BRUSSELS (Reuters) -NATO allies and Ukraine are working together to make sure security guarantees for Ukraine are at such a ...

Any post-war security guarantees for Ukraine should resemble NATO membership as closely as possible, German Foreign Minister ...

NATO Secretary General Mark Rutte said on Friday that the security guarantees agreement for Ukraine will consist of two ...

General Christopher Donahue, commander of U.S. Army Europe and Africa, said allies could seize Kaliningrad "in a timeframe ...

The extraordinary pair of meetings in the past week — the Trump-Putin summit in Anchorage, Alaska, on Friday and Donald Trump ...