A new US national security strategy has called for “cultivating resistance” in Europe, warning that the continent is subverting democracy, blocking peace in Ukraine and facing “civilisational erasure” from high migration and falling birth rates.

The White House quietly released President Donald Trump’s new national security strategy late Thursday, a 33-page document that elevates his “America First” doctrine and sets out the administration’s realignment of US foreign policy,

An annual strategy document, which has described threats from China to Russia, directs some of its harshest language at NATO allies.