Lithuanian President Gitanas Nausėda has declared that any effort to end Russia's war in Ukraine must fully involve Kyiv.

Securing an end to the fighting in Ukraine must take place with Kyiv's full involvement and come with more defense spending by regional countries to avoid any future Russian aggression, according to Lithuania's president.

Lithuania and Estonia have become the first NATO members to pledge an increase in defense spending to five percent of GDP, according to a report.

The content of the conversation has yet to be revealed but London will be hoping to retain a special relationship with Washington.

Congress passed legislation that a president cannot unilaterally withdraw from NATO, setting up a major legal fight if Trump tries to pull the US out.

President also plans to ask for "financial contribution" for maintenance of remaining troops, European diplomatic source said.

U.S. President Donald Trump said on Thursday he was not sure the United States should be spending anything on NATO, telling reporters the U.S. was protecting NATO members, but they were "not protecting us.

The details are more complicated. FILE – President Donald Trump speaks during the NATO summit, Dec. 4, 2019, in Watford, England. (AP Photo/ Evan Vucci, File) He pledges expansion of the military, promises to protect Pentagon spending from austerity ...

President Donald Trump's economic warfare and "respect equals fear" philosophy will be key tenets of his administration's foreign policy approach as he begins his second term in the White House.

Relations between presidents and prime ministers aren’t always easy, even without Elon Musk weighing in with his views.

The US president says he wants Greenland for security reasons. But Greenland is not terra nullius ripe for American colonisation.

Secretary of State Marco Rubio says President Donald Trump’s desire to acquire Greenland and retake control of the Panama Canal is driven by legitimate national security interests stemming from growing concerns about Chinese activity in the Arctic and in Latin America.