Poland has positioned itself at the forefront of European resilience to Russian hybrid warfare by investing in its security.

Jonathan Reynolds is due to address MPs on Thursday morning after Mr Trump confirmed sweeping import levies on countries across the world, hailing America’s “declaration of economic independence”.

The prime minister is visiting France and the United Kingdom this week to affirm Canadian ties to Europe, snubbing the precedent of meeting first with the U.S. president — citing the lack of ...