“…against a backdrop of rising surplus, intensified regional trade, and falling mortality, the stage was set for european urbanization. 9 Between 1800 and 1900, the proportion of europe's population living in cities nearly tripled (growing from around 10 percent to 30 percent), and by the turn of the millennium approximately 70 percent of europe's population lived in urban areas (Bairoch and Goertz 1986;united nations 2010). through trade, colonialism, and, in the latter half of the twentieth century, international development assistance, the key technological and institutional developments that propelled europe's urban transition were diffused to other regions, stimulating urbanization there as well.…”