A network of Islamic terrorist organizations, led by Osama bin Laden.

Biological, chemical, or nuclear weapons that can cause a massive number of deaths in a single use.

Acts of violence designed to promote a specific ideology or agenda by creating panic among an enemy population.

An international organization formed after WWII to promote international peace, security, and cooperation.

American-led attack on Iraqi forces after Iraq refused to withdraw its troops from Kuwait.

The site of the former World Trade Center in New York City, destroyed in the September 11th, 2001 terrorist attacks.

A government order that forbids trade with a specified nation.

Denial of export, import, or financial relations with the target country in an effort to change that nation's policies.

A member of the smaller branch of Islam that regards Ali and his descendants as the legitimate successors to Muhammad and rejects the first three caliphs.

A group of fundamentalist Muslims who took control of Afghanistan's government in 1996.

Conflict resulting from Iraq's invasion of oil-rich Kuwait.

Right to vote

Sought legal and economic gains for women, among them equal access to professions and higher education; came to concentrate on the right to vote; won initial support from middle class women.

The movement of women to gain the right to vote.

Nations that are economically and technologically less developed than industrialized nations.

Practice in Chinese society to mutilate women's feet in order to make them smaller; produced pain and restricted women's movement; made it easier to confine women to the household.

The places where civilians are active when their country is at war.

The basic rights to which all people are entitled as human beings.

First artificial Earth satellite, it was launched by Moscow in 1957 and sparked U.S. fears of Soviet dominance in technology and outer space. It led to the creation of NASA and the space race.

A laboratory in space that is sponsored by 16 nations.

An object that revolves around another object in space.

Actions or processes that involve the entire world and result in making something worldwide in scope.

Any computer-based tool that people use to work with information & support the information-processing needs of an organization.

mutually dependent; depending on each other

a vast computer network linking smaller computer networks worldwide

An increase in the percentage and in the number of people living in urban settlements.

A shift in agricultural practices in the twentieth century that included new management techniques, mechanization, fertilization, irrigation, and improved crop varieties, and resulted in increased food output.

Movement of soil components, especially topsoil, from one place to another, usually by wind, flowing water, or both. This natural process can be greatly accelerated by human activities that remove vegetation from soil.

An undesirable change in the physical, chemical, or biological characteristics of air, water, soil, or food that can adversely affect the health, survival, or activities of humans or other living organisms.

Controlling global warming by setting greenhouse gas emissions targets for developed countries.

Coal, oil, natural gas, and other fuels that are ancient remains of plants and animals.

A resource that has a theoretically unlimited supply and is not depleted when used by humans.

Any source of energy other than fossil fuels that is used for constructive purposes.

chemicals that break down the ozone layer

A form of oxygen that has three oxygen atoms in each molecule instead of the usual two.

chemical preparation for destroying plant, fungal, or animal pests

The area or type of environment in which a particular kind of animal or plant usually lives.