"The United States of America is a constitutional republic located on the North American continent. With the USSR and Japan, it is a world superpower in a tripolar world. Since Franklin D. Roosevelt, every President has mysteriously been assassinated, the last of these being Hubert Humphrey."@en . "The United States of America is a constitutional republic located on the North American continent. With the USSR and Japan, it is a world superpower in a tripolar world. Since Franklin D. Roosevelt, every President has mysteriously been assassinated, the last of these being Hubert Humphrey."@en . . . "United States (Axis vs Allies: Revolutions Map Game)"@en . . .