What is Iran up to with Putin? Is West giving away secrets to China? What are chances of endless war? | Your questions answered

Is US support a dealbreaker? Anton has asked whether, in the event of Donald Trump winning in 2024 and withdrawing US support, Ukraine’s remaining allies could see it through to victory. Military expert Sean Bell had this to say on the matter… Since the war began, the Biden administration and the US Congress have directed more than $75bn in assistance to Ukraine, which includes humanitarian, financial and military support. As the second-biggest donor, the UK has committed £4.6bn in military assistance to Ukraine (£2.3bn last year and a commitment to match that funding this year). As of February this year,…