Poorer nations at the Group of 20 summit in South Africa have urged world leaders to address climate action and debt issues affecting the developing world.

(Reuters) -Canadian Prime Minister Mark Carney and German Chancellor Friedrich Merz discussed the war in Ukraine and situation in Gaza on the sidelines of the G20 summit in South Africa, the two countries said in a joint statement on Sunday.

Group of 20 leaders adopted a declaration addressing the climate crisis and other global challenges on Saturday over U.S. objections, prompting the White House to accuse South Africa of weaponizing its leadership of the group this year.

La cumbre del Grupo de los 20 en Sudáfrica está programada para concluir el domingo con otro enfrentamiento diplomático

G20 leaders gathered Sunday in South Africa hailed multilateralism -- even as they struggled to adapt to a changing world order beset by go-it-alone US policies, wars and deepening geopolitical rivalries.

With the United States boycotting the meeting entirely, Macron said the group may be “reaching the end of a cycle."

On his second day in South Africa, Prime Minister Narendra Modi held several bilateral meetings on the sidelines of the G20 Leaders’ Summit in Johannesburg and introduced as many as 6 new global initiatives.

The G20's role in fixing economic crises is threatened by geopolitical fractures, leaders warned Saturday at a summit in South Africa boycotted by the United States.European leaders attending the G20 summit -- the first held in Africa -- huddled on its sidelines to push back at a unilateral plan by US President Donald Trump aimed at ending the war in Ukraine on terms favouring Russia.