Due to a Russian large-scale missile attack on Ukraine, Poland has activated its air force and brought its ground-based air defence and radar reconnaissance systems to full combat readiness.

Former Russian president Dmitry Medvedev has warned that Russia would end up occupying almost all of Ukraine if it continued to receive Western weapons, posting a map to illustrate his claim.

The Army has been rotating tank brigades and other units through Poland and other locations along NATO’s eastern flank ever since Russia’s initial attack on Ukraine in 2014. The rotations ...