But there remains a question of, if you like, etiquette. How exactly do you behave when you want to leave and know you have to leave but don’t want to do so in an unseemly rush? Moreover, how do you conduct yourself when Japanese imperialism makes a sudden bid for mastery in Asia, which means that British rule will be succeeded not by English-trained Indian democrats and liberals, but by Hirohito’s Co-Prosperity Sphere?