Poland's scrambling of aircraft comes amid heightened tensions across the alliance's eastern flank over Russia's aggression. It follows another NATO member, Romania, announcing it would implement an Iron Dome defense system similar to that used by Israel.

President Trump announces arrangement where NATO pays for US weapons sent to Ukraine, as Russian strikes intensify across Ukraine, including an attack on a maternity hospital.

NATO's surprising move after Ukraine attack stuns Europe and the shocking decision will completely change everything you thought you knew.

NATO members that border Russia are buying US-made HIMARS. One defense minister told BI that the war shows deep strike abilities are needed.

President Trump is weighing new funding for Ukraine for the first time since taking office in January, diplomatic sources told CBS News.

U.S. military and NATO officials are discussing a possible plan that could be unveiled in the coming days to provide Ukraine with much-needed aerial defense weapons.

A bill co-sponsored by Sens. Lindsey Graham (R-SC) and Richard Blumenthal (D-Conn.) would force Trump to impose a 500% tariff on any country that buys Russian oil, walloping nations such as India,

The US president said he will send weapons to Nato, which he said would pay and then give the weapons to Ukraine.