"The post-Brexit Tory vote is contradictory. The economically nationalist petty bourgeois voter has little in common with the affluent swing voters currently favoring May against Labour or the discredited Liberals. The business and financial class condensed in the Tory leadership is remote from the concerns of grassroots Conservatives. Such broad coalitions forged in these moments of crisis can last, but only if the political and economic situation begins to stabilize."
That's a crucial "if".
Back to the 1930s with Theresa May