Hammurabi's Code from 1700 BCE established rules for social order in Babylon, including allowing debtors to work for creditors for 3 years to pay off debts. Things Fall Apart depicts a patriarchal Igbo society where gender roles were strictly defined, with men in charge and women's primary duties being cooking, cleaning, and childcare. Ancient civilizations were typically hierarchical, with men controlling women's lives. Trade brought new ideas and discoveries throughout history by connecting diverse people and cultures, and still does today through expanded global trade routes, although religion is now more private than in earlier eras when it was central to public life.