Russia is prepared to launch a series of cyber attacks on Britain and other Nato members as it seeks to weaken support for Ukraine, a senior Cabinet minister will warn in a major speech next week.

Mohamed Adow, of the think tank Power Shift Africa, said the summit ‘has been a disaster for the developing world’.

Sir Keir Starmer has promised sweeping changes to crack down on what he described as the “bulging benefits bill blighting our society”.

Countries have agreed on a deal to inject at least 300 billion dollars a year into the fight against climate change, aimed at helping poor nations cope with the ravages of global warming at United ...