The secretary of state’s trip comes amid an abrupt shift in relations between the United States and Europe after close cooperation during the Biden era.

Denmark's and the USA's foreign ministers are planning their first meeting since Donald Trump's victory and his announcement that he would take over Greenland. The meeting is set to occur in Brussels on the sidelines of the NATO foreign ministers' meeting.

Denmark's prime minister pledged to support Greenland against U.S. President Donald Trump's expressions of interest in acquiring the Danish semi-autonomous territory as she landed in Nuuk on Wednesday for talks with its incoming government.

U.S. Secretary of State Marco Rubio reaffirmed the "strong relationship" between the U.S. and Denmark in a meeting with Danish Foreign Minister Lars Lokke Rasmussen in Brussels on Thursday, the State Department said.

European allies and Canada are deeply concerned by President Trump’s readiness to draw closer to Russian leader Vladimir Putin, who sees NATO as a threat, as the US works to broker a cease-fire in Ukraine.

Denmark's prime minister will aim to shore up a united front with Greenland on Thursday during a visit to the autonomous territory, which US President Donald Trump has vowed to

Prime Minister Mette Frederiksen announced plans for her visit after U.S. Vice President JD Vance visited a U.S. air base in Greenland last week and accused Denmark of underinvesting in the territory.

Denmark's prime minister will visit semi-autonomous Greenland on Wednesday for talks with the territory's incoming government, following U.S. President Donald Trump's repeated expressions of interest in controlling the Arctic island.