The most educated people in medieval societies were priests and nuns. Most schools were located within monasteries and unlike regular people who chose whether or not to get at least some education, priests and nuns often had to educate themselves because of sacred texts. Many of them even worked as copying machines and had to rewrite books.
I think it was NATO (North Atlantic Treaty Organization).
For 391 years, going from 794 to 1185, the real power in Japan was in the hands of the Fujiwara family (A option), they achieved that by monopolizing regent positions. The seize of power by abdicated emperors at the 11th century followed by the rise of the Samurais led to Fujiwara's gradual decline.
An amendment is a change to the Constitution. The first ten amendments to the Constitution became known as the Bill of Rights. These first amendments were designed to protect individual rights and liberties, like the right to free speech and the right to trial by jury.