France and Germany on Wednesday warned Donald Trump against threatening "sovereign borders" after he refused to rule out military action to take Greenland.

Friedrich Merz, the frontrunner to become Germany's next chancellor, said defence spending targets should be aligned with actual needs instead of abstract figures, after US President-elect Donald Trump demanded NATO members spend 5% of GDP on defence.

US President-elect Donald Trump said NATO member states should increase their defence spending to 5% of GDP and criticised Europe's contributions. #EuropeNews

Germany says borders must not be changed by force after US President-elect Donald Trump refused to rule out a military takeover of Greenland. France says the EU cannot tolerate threats against its "sovereign borders.

It's far from clear what his motivations may be in trashing relations with core US allies in fellow Group of Seven nations where he has significant business interests

Incoming U.S. President Donald Trump wants NATO members to spend a whopping 5 percent of GDP on defense — more than double the alliance's current spending target and something that will cause consternation among Europe's cash-strapped governments.

German Chancellor Olaf Scholz on Wednesday publicly called out US President-elect Donald Trump over his threat to seize control of Greenland, saying "the inviolability of borders applies to every country.

Ukraine's President Volodymyr Zelenskyy said he will again call on allies to boost its air defenses at this week's meeting in Germany, as U.S. President-elect Donald Trump takes over later this month with a vow to end the almost three-year war quickly.

Ukraine's President Volodymyr Zelensky says he will again ask his allies to boost the country's air defenses at this week’s meeting in Germany.