Everyone hopes that Donald Trump’s attack on Iran’s nuclear sites will prove to be one of America’s shortest wars. Although the fighting has stopped for now, the permanence of the truce, and the fate of the Middle East, depend on answers to three questions.  

Elsewhere, our Telegram columnist examines European meekness in the face of Mr Trump’s strikes. Britain, France and Germany have come close to endorsing the president’s Lone Ranger approach. They know the Lone Ranger was not big on commitment, right? 

For different sorts of questions and answers, try our mini crossword.