The world this week
Politics Russia’s main opposition leader, Alexei Navalny, was taken from prison to hospital to be treated for what the authorities called an allergic reaction but supporters said may have been poisoning. He was later returned to prison, where he is in custody for organising an illegal protest, according to the Kremlin. More than 1,000 people were arrested at a demonstration in Moscow demanding that independent candidates be allowed to stand in a citywide election. More protests are planned. Boris Johnson spent a busy first week as Britain’s prime minister. He created a new office to administer lifelong support for veterans of the armed forces; pledged resources for several projects; and promised to open the spending taps for public services. This included a pledge to put 20,000 more police officers on…