KYIV, Ukraine (AP) â Ukrainian President Volodymyr Zelenskyy said Wednesday his country has won key pledges of further support from world leaders in defending itself from Russia's full-scale invasion, now in its fifth year. Leaders attending the Group of Seven summit in France promised to strengthen Ukraine's air defenses and ensure its energy supply, as well as step up international economic pressure on Moscow. "The G7 Summit in France delivered important results for Ukraine.