The US President Joe Biden has left for Brussels to attend an emergency NATO summit scheduled to be held tomorrow (Thursday).

Talking to press in Washington, US National Security Adviser Jake Sullivan said that after meeting European Union and G7 leaders and NATO allies in Brussels, President Biden will visit Poland on Friday to pledge more aid to alleviate human sufferings.

Later, US President will also meet his Polish counterpart Andrzej Duda, US military personnel and Ukrainian refugees in Poland.