1) Democracy is a system of government in which power is vested in the people, who exercise it through elected representatives. It allows for political participation, freedom of speech, and protection of individual rights and liberties.

2) The signing of the Magna Carta in 1215 laid the foundation for modern democratic principles and limited the powers of the monarchy in England.

3) The fall of the Berlin Wall in 1989 symbolized the end of the Cold War and the reunification of East and West Germany.

4) A group of flamingos is called a "flamboyance."