US President Donald Trump is hoping separate phone calls with Russian leader Vladimir Putin and Ukrainian President Volodymyr Zelensky will make progress toward a ceasefire in the war in Ukraine.

The Royal Society of Chemistry is calling on the UK to introduce a ‘polluter pays’ principle for industries producing harmful contaminants.

The Prime Minister will meet European Commission president Ursula von der Leyen for the second time in four days at the first UK-EU summit on Monday.