The Dorian invasion is a concept devised by historians of Ancient Greece to explain the replacement of pre-classical dialects and traditions in southern Greece by the ones that prevailed in Classical Greece. The latter were named Dorian by the ancient Greek writers, after the Dorians, the historical population that spoke them.
Because they believed that everything they were put in a tomb with would end up with them in the afterlife, and the more elaborate their tomb, they would live a more luxurious life in the afterlife.
It forced state government to stop taxing farmers.
