Russia's heavy losses in the Ukraine war: A grueling test of strength. Ukraine is suffering from a massive shortage of ammunition for artillery.

Now Kiev is to receive new ammunition for defense. Despite the high number of casualties, experts expect another wave of attacks in the spring and summer. In order to be able to fend off another Russian advance, Kiev is still vying for US support. The sorely needed $60 billion aid package for Ukraine has been blocked by Republicans in the House of Representatives of Congress since February.