Supreme Court justices serve for life, unless they resign, die or are impeached and removed from office. The reason for their lifetime tenure is to enable them to make decisions free from any pressure by the executive or legislative...

Through amendments and legal rulings, the Constitution has transformed in some critical ways. The U.S. Constitution, written in 1787 and ratified by nine of the original 13 states a year later, is the world's longest-surviving written...