| A | B |
| Magna Carta | "Document that protected noblesÂ’ privileges, granted rights to landholders, and limited the power of the monarch guaranteed no one would be above the law" |
| Majority floor leader | The head of the majority party in each house of Congress who makes sure that the laws are in the best interest of their own political party |
| Majority opinion | A statement that presents the views of the majority of Supreme Court justices regarding a case |
| Majority rule | Political principle providing that a majority of the members of a community has the power to make laws binding upon all the people |
| Majority whip | "Party member who helps majority leader in Congress; keeps track of party members stand on proposed legislation; rounds up colleagues for key votes" |
| Manifest Destiny | Right to all the land between the Atlantic and Pacific Oceans; duty to bring progress and democracy to the entire Western Hemisphere |
| Marbury v. Madison | "Supreme Court case establishing the power of judicial review: made the judicial branch equal in power to the executive and legislative branches" |
| Market economy | "Individuals own the factors of production and make economic decisions through free interaction; based on the principle of supply and demand" |
| Karl Marx | "Predicted workers around the world would overthrow the ruling class, end private property, and set up a classless society. Led to the Communist party" |
| George Mason | "Anti-federalist from Virginia who wrote the Virginia Declaration of Rights, which was incorporated into our current Bill of Rights" |
| Mass production | "The making of large quantities of a product quickly and cheaply" |
| Mayor | "Chief executive of the city government; oversees the administrative offices" |
| Mercantilism | Theory that a country should sell more goods to other countries that it buys |
| Minority party | The political party in Congress to which fewer than half the members belong |
| Minority opinion | View or decision expressed by the smaller in number of two groups |
| Minority whip | "Congressional party member; helps minority leader; keeps track of members and their stands on proposed legislation; rounds up colleagues for key votes" |
| Misdemeanor | Minor crime such as vandalism or stealing inexpensive items |