Your intentions are good but your facts are incorrect. Islam ushered in massive violence and the chattel status of half the population. Whereas before islam, women lived in a matriacrchal society, (the keys to the Kaaba were always in the posession of a female( and their were goddesses , of the three main ones, Al-Lat was renamed ' Allah'. Marriage becaem parilocal adn women lost many rights includig the right to divorce.
Read Patricai Crone or Leila Ahmed if you seek a more accurate picture of the society that produced the woman who was a major trader, and whom Muhammed was employed by and who dictated the terms of her marriage to him.