Ellie Cook is a Newsweek security and defense reporter based in London, U.K. Her work focuses largely on the Russia-Ukraine war, the U.S. military, weapons systems and emerging technology.

KYIV — Ukraine is increasingly worried about securing more U.S.-made Patriot air defense systems, as stockpiles sent during the Biden administration are drying up and the new administration is ...

Ukraine brought home 303 prisoners of war on May 25 in the final phase of a 1,000-for-1,000 prisoner exchange with Russia, President Volodymyr Zelensky announced. The prisoner exchange took place ...

China’s Foreign Minister Wang Yi (left) shakes hands with Ukraine’s then Foreign Minister Dmytro Kuleba during their meeting in Guangzhou, China, July 24, 2024. Credit: Ministry of Foreign ...

Putin described the call as “very substantive and useful,” saying that Moscow is willing to work on a memorandum with Ukraine drafting principles for a future peace agreement, including a ...

The deal depends on if Russia agrees and effective monitoring is ensured. LONDON -- Ukraine and its allies "are ready for a full unconditional ceasefire" with Russia "for at least 30 days ...

EU to provide Ukraine with over 1 million shells over 2025, allocate over $2 billion for military aid from Russian frozen assets US, European allies finalize proposal for 30-day unconditional ...

Ukraine said Friday it had exposed a network of Hungarian spies trying to obtain defense secrets in a border region of Ukraine – the first time it said such an operation has been discovered.

KYIV — Ukraine’s security services said Friday they have uncovered a Hungarian spy ring that was gathering information about Ukrainian military operations in the far west of the country.

Ukraine summons Hungarian ambassador, expels two diplomats Hungary says it views the allegations as Ukrainian propaganda Kyiv alleges spies gathered intelligence on Ukraine defence It says agents ...

It has been nearly three months since U.S. President Donald Trump launched a major effort to bring the war in Ukraine to an end. The diplomatic exchanges that followed have yet to produce meaningful ...

Washington and Kyiv signed a long-awaited minerals agreement. Nearly 40% of Ukraine’s mineral assets are located in Russian-occupied territory, while much of the rest remains underexplored or ...