" The story of how this postwar consensus broke down—starting with LBJ’s signing of the Civil Rights Act of 1964 and his prediction that it would lead to the South’s wholesale abandonment of the Democratic Party—has been told many times before. The realignment Johnson foresaw ended up taking longer than he had expected. But steadily, year by year—through Vietnam, riots, feminism, and Nixon’s southern strategy; through busing, Roe v. Wade, urban crime, and white flight; through affirmative action, the Moral Majority, union busting, and Robert Bork; through assault weapons bans and the rise of Newt Gingrich, gay rights and the Clinton impeachment—America’s voters and their representatives became more and more polarized. "

― Barack Obama , A Promised Land