In negotiations over Ukraine, European officials say President Trump’s team has positioned the U.S. as an independent arbiter rather than the leading voice of NATO.

Some NATO members could soon become “majority non-European” which could raise questions about their future loyalty to Washington, according to the U.S. National Security Strategy which outlines President Donald Trump’s foreign policy priorities.

The United States wants Europe to take over the majority of NATO's conventional defense capabilities, from intelligence to missiles, by 2027, Pentagon officials told diplomats in Washington this week,

After being blindsided by President Donald Trump’s 28-point plan last month, some Europeans have expressed extreme disquiet at being apparently sidelined in talks.

U.S. officials reportedly said that they remain unsatisfied with the progress allies are making when it comes to bolstering their own capabilities.

U.S. Secretary of State Marco Rubio was expected to miss Wednesday's meeting, which will unfold during high-stakes negotiations in Moscow and in Europe about Ukraine’s future.

NATO considers "more aggressive" stance against Russia's hybrid warfare, including pre-emptive cyber operations, as tensions escalate over sabotage.

The US has given Europe until 2027 to take over the decisive bulk of NATO’s conventional defense capabilities, ranging from intelligence to missiles, Reuters reported on Friday, citing people it didn’t name.

Business Insider observed US, Polish, and Romanian forces learning to use the Merops system, which has been combat-proven in Ukraine.

Rheinmetall shares have nearly tripled since President Donald Trump’s military spending demands, making CEO Armin Papperger the face of Europe’s rearmament.