It must be sad to have to invent a history for yourself to feel relevant. Blacks to my knowledge are the only race that cannot legitimately point to any great culture or civilization in the past. So, in turn they have to appropriate others.
Britain can’t let this book be used in schools. It is a total fabrication, but in the hands of dedicated teachers loyal to the cause it will be in a few years accepted by a generation of young Brits as gospel. Somewhere along the line our side needs to quit laughing this stuff off. It is dead serious to the other side, and we can see the results in this country of laughing off what we considered absurdities for the last 20-30 years. Those absurdities have now become the truth in this country.
Neither can the Indians (Native Americans) of North America. They have lived as uncivilized tribes for thousands of years.
At least the South and Central Americans had some civilizations (Mayans, Aztecs, Incas, etc.)