Iran war: who is fighting and why?

Key points

• Arch-enemies Israel and Iran have returned to active confrontation while Donald Trump tries to present himself as mediator Middle East crisis – live updates Israel and Iran have returned to active war for the first time since a ceasefire was agreed two months ago in an exchange of rocket fire that threatened efforts to end the conflict.
• Donald Trump, who started the war in February alongside Israel but has since attempted to present himself as a mediator, told the two sides to stop shooting and said “final negotiations” on peace were proceeding.
• By late afternoon on Monday, the attacks had stopped.