Last week, there was drama in the House of Commons when Phillip Lee resigned as a Tory MP, defecting to the Liberal Democrats. That cost Prime Minister Boris Johnson his working majority and he subsequently lost several key votes, throwing his Brexit strategy into chaos
. Indeed, the complexity and division brought about by Brexit has made such shifts in party allegiance increasingly common in British politics. According to number crunching from Beth Desmond on Twitter
, there have been 84 such defections since 2017 compared to 25 between 2010 and 2017.