In the event of ‘Atlantic decoupling’, European democracies might find themselves in chaotic, divisive conditions

Our cooperation with likeminded @NATO partners is vital for international security. For Ukraine. For stepping up our joint efforts on defence,' says European Council chief Antonio Costa - Anadolu Ajan

Europe is staring down the barrel of a stark new reality where the United States being the backbone of NATO – the alliance that has guaranteed the continent’s security since 1949 for almost 80 years – is no longer a given.

Ukrainian President Volodymyr Zelenskiy plans to participate in the European Council meeting in Brussels on Thursday, his spokesman said. Zelenskiy also plans to meet NATO Secretary General Mark Rutte,

Alliance member states have been sounding the alarm about Europe's collective security amid Russia's full-scale invasion of Ukraine.

The president has discussed possibly favoring members of the alliance that spend a set percentage of their GDP on defense, sources told NBC News.

A move to Europeanize the top NATO command post could be one way for President Donald Trump to signal he wants the United States to play a smaller role.

Asked about NATO Article 5 commitment, Trump says U.S. "not going to defend" allies that fail to meet his spending requirements.

The meeting has been overshadowed by the extraordinary scolding of Ukrainian President Volodymyr by President Trump at the White House.