UK embassy storming, Tehran (2011)
Iranian protesters stormed the British embassy in Tehran during a demonstration against sanctions. They burned documents and replaced the UK flag with Iran's. Britain evacuated staff and closed the embassy.
Britain expelled all Iranian diplomats and severed diplomatic relations. The UK embassy in Tehran remained closed for four years.
Set a precedent for Iran's willingness to act against European diplomatic posts when tensions spike over sanctions or foreign policy.
Shows the trajectory the current France-Iran crisis could take if the cycle of escalating measures against diplomatic presence continues.
