The resignation of Keir Starmer means that the UK, a European country once known for its ability to return stable governments, will see its seventh prime minister since 2016. Social media users claim this is the highest rate on the continent. Is this true? #TheCube

Once a bastion of political stability, the U.K.'s political fragmentation has turned Downing Street into a revolving door of Prime Ministers.

The resignation of Keir Starmer means that the UK, a European country once known for its ability to return stable governments, will see its seventh prime minister since 2016.…