Uncertainty because no slaves didn't have rights or a say.
Answer:
Because, almost as significant as the invention of writing itself, was the invention of printing. Developed in central Europe in the mid-fifteenth century, from metal and ink technologies which had evolved across Eurasia, movable type allowed the rapid dissemination of multiple copies of any written work.
Explanation:
Between 1066 and 1071 CE, William the Conqueror (r. 1066-1087 CE) led the Norman conquest of England, which lasted five years. The Normans were here to stay thanks to hard-fought wars, castle construction, land redistribution, and scorched-earth tactics. The Norman elite replaced the Anglo-Saxon elite and took over the country's territories, and the Church was restructured as a result of the conquest.