Since the referendum, those differences were acknowledged but the prime minister managed to unite both sides while she was at her most powerful, in the months after taking office amid the wreckage of the Brexit referendum last year.
Quentin Sommerville, one of the BBC’s most experienced war reporters walked through the wreckage in Charkiv recently and said of the Russian bombardment: “If these tactics are unfamiliar to you, then you haven’t been paying attention”.