<span>Urban: of, relating to, characteristic of, or constituting a city (New York City)
Suburban:an outlying part of a city or town b: a smaller community adjacent to or within commuting distance of a city (Key Biscayne, FL)</span>
The two most important events in creating ISIS were the US-led invasion of Iraq in 2003 and the outbreak of the Syrian civil war in 2011.
This means that public services such as bathrooms or water fountains could still be whites only or blacks only but they had to be equal in quality. (i.e the bathroom for whites only could not be very clean and fancy while the blacks only bathroom was dirty).