U.S. President Joe Biden and the leaders of Germany, France and Britain pledged Friday to keep up support for Ukraine and condemned "Russia's continued war of aggression."

After meeting in Berlin, the four leaders in a joint statement "reiterated their resolve to continue supporting Ukraine in its efforts to secure a just and lasting peace."

Biden, Chancellor Olaf Scholz, President Emmanuel Macron and Prime Minister Keir Starmer said they had "discussed their plans to provide Ukraine with additional security, economic and humanitarian assistance."