"If we look back through history, most of the dictators who have killed millions have used the tactic of engineering racial tension in order to then 'solve' the problem and be seen as a 'hero' - gaining personal power in the process."

Why do you think the British government let in all those people? You think it was to create a multicultural paradise? Nope! Conflict is needed to perpetuate the expansion of the state and its power.