In the United States, each state is divided into separate districts (the number of districts being roughly proportional to the state's population), and in each district, the candidate who gets the most votes, wins. (politics.stackexchange.com)
In the creation of separate districts, local control has the same effect of maintaining segregation — to a large extent — of black and white students.» (gse.harvard.edu)
Three separate agencies exist to record separate District contributions to the Police Officer and Firefighter Retirement System, the Teachers» Retirement System, and Other Post-Employment Benefits (primarily retiree health insurance). (districtmeasured.com)