British embassy to reopen in Tehran The British embassy in Iran is to be reopened later, nearly four years after it was closed.Foreign Secretary Philip Hammond will be in Tehran with a delegation of business leaders for a ceremony to mark the reopening. Iran is simultaneously reopening its embassy in London.The UK embassy was closed in 2011 after it was stormed by protesters during a demonstration against sanctions.Mr Hammond will be the first UK foreign secretary to visit Iran since 2003.