Narrator: By 1913, the British had built an empire which ruled over 400 million people and covered a quarter of the Earth’s surface. The empire brought Britain wealth, power and influence.

A revisionist history claims the postwar consensus was shaped by Conservative visions.

However, the course has been criticised by historians as being anti-British ... of the Empire, as well as failing to mention the prominent anti-slavery movement in Britain. The authors of the ...