“A German student has to learn about the Holocaust, so, too, should every British student understand and face Britain’s role in colonialism and slavery."
"It's time we're taught the downsides of our past in order to stop mistakes being repeated." (!) This is naïve. The Empire's plunder, subjugation and atrocities were not "mistakes." They were integral of the political economy of an empire.
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Suggested reading:
The Blood Never Dried by John Newsinger
Inglorious Empire by Shashi Thahroor
British Gulag (the British empire in Kenya) by Caroline Elkins