It marked a cultural and ethnic shift as profound as the geographical boundary.

BBC: Following the Silk Road to the end of China

State high school associations nationwide are debating whether to split public and private schools in the playoffs, particularly in football, because of private-school dominance that the public schools say is unfair because they, unlike their private colleagues, can recruit, er, attract players from outside a geographical boundary.

FORBES: Despite Comparisons To Holocaust, Segregation, Louisiana Divides HS Football Playoffs