Countries agreed on a deal to inject at least $300 billion annually in humanity's fight against climate change, aimed at helping poor nations cope with the ravages of global warming at tense United Nations climate talks in the city where industry first tapped oil.

The talks at the UN climate summit COP29 in Azerbaijan ran 33 hours late, and came within inches of collapse. The head of the UN climate body, Simon Stiell, said it had “been a difficult journey, but we've delivered a deal.” But the talks failed to ...