A World of Difference
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The economic and political alliance of most European countries.

A global change in mortality and fertility that occurred around 1800, but also refers to the four phases of transition.

A line that runs from the North Pole to the South Pole that designates the point at which one calendar day turns to the next.

A political belief system in which a socialist economic system is implemented to allow the state to maintain control over the means of production and to provide for the people according to their perceived needs.

A military alliance formed in 1949 between Canada, the USA and European countries as a bulwark against the Soviet Union.

A grouping of the richest 35 counties of the world in North America, Western Europe, East Asia and South America.

The line of longitude designated as the zero degree line.

A form of hostility between countries that is marked by threat, military posturing, and other acts short of actual warfare. Also a name given to the USA- USSR conflict between 1945 and 1989.

A term for the unplanned, often illegal, informal housing in cities that arise due to the inability of formal markets and public authorities to provide enough affordable and accessible housing. Slums are also referred to as "shantytowns," "informal housing," and "squatter housing."

A term used to describe countries that are progressing economically but are still not developed enough to be considered First World or developed countries.

Early maps first described in the 8th century and printed in the 15th, which depict a view from the northern hemisphere of the world as circular and surrounded by an ocean.

Refers to the indigenous peoples deemed 'marginalized' and 'dispossessed.'

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