The Western Hemisphere

History

An advanced stage of human social development and organization

An advanced stage of human social development and organization. Civilization. It is when societies develop complex structures, like cities, laws, and art, to improve how people live together.

a sovereign state functioning as an aggregate of nations

A sovereign state functioning as an aggregate of nations. Empire. An empire is a large territory or group of countries under the control of a single ruler or government.

a large mass of slow moving ice and snow
Watch glacier Simple Definition
a long period during which ice sheets cover large parts of Earth
Watch Ice Age Simple Definition
the process of supplying water to land to grow crops
Watch irrigation Simple Definition
Condition where someone forbidden to quit their service and is treated like property

Condition where someone is forbidden to quit their service and is treated like property. Slavery. In history, slavery is when people were owned and forced to work without freedom or rights.

when person works in a particular occupation most of the time

When a person works in a particular occupation most of the time, specialize. In History, specialize means focusing on studying a specific time period or event.

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