Headquarters of the U.S. Department of Defense.

To take control of a vehicle by force.

Military campaign against terrorist groups after 9/11.

U.S. military action against Taliban and al Qaeda.

2003 invasion to remove Saddam Hussein.

Islamist group that controlled Afghanistan and sheltered al Qaeda.

Incorrect or misleading information.

A system where government controls the economy and society.

A country’s collection of nuclear weapons.

The idea that nuclear war would destroy both sides.