Ukrainian President Volodymyr Zelenskyy and several Asia Pacific leaders will join a NATO summit in Madrid, NATO Secretary General Jens Stoltenberg confirmed Thursday at a news conference after a meeting of defense ministers.

Ministers discussed a comprehensive assistance package to support Ukraine in the long-term and NATO Allies are prepared to continue to provide substantial, unprecedented support to Ukraine, said the NATO chief at a press briefing with the U.S. Secretary of Defense, Lloyd J. Austin in Brussels. 

 Stoltenberg added NATO will increase its forces on the eastern flank of the alliance.