If the United States were to not give Ukraine the military support it needs, it would be a serious setback for Ukraine, the EU and NATO, Denmark's Prime Minister Mette Frederiksen said on Thursday.

Ukrainian President Volodymyr Zelenskyy is in Denmark as the Nordic country launches its European Union presidency

President of Ukraine Volodymyr Zelenskyy arrived in Denmark on Thursday, July 3. The country has begun its presidency of the EU Council, the Danish media outlet DR reports. Zelenskyy's visit was confirmed by the Danish Ministry of Foreign Affairs.

The U.S. move affects high-demand munitions, including Patriot missiles, the AIM-7 Sparrow air-to-air missile and shorter-range Stinger missiles.

Calls are mounting for the Europeans to use Russian assets that they froze after the full-scale invasion in 2022 to help Ukraine. At the end of March, around $320 billion worth — the bulk of the assets — was being held by Belgian clearing house Euroclear.