Leaders of the world's 20 major economies called for a global pact to combat hunger, more aid to war-torn Gaza and an end to hostilities in the Mideast and Ukraine, issuing a joint declaration that was heavy on generalities but short of details on how to accomplish those goals.

Leaders of the world's biggest economies must send a clear signal on the need to tackle global warming, COP29 climate summit host Azerbaijan said on Monday. The plea came as Group of 20 (G20) leaders

The G20 summit in Rio de Janeiro, which begins on Monday, is already impacted by ever-evolving geopolitical events, regardless of host Brazil's official theme of fighting hunger, poverty and inequality.