Standard of living: the quality of life in a country, usually measured by income, possessions, and levels of health care and education.
Staple crop or food: a crop that provides the main food of a region, such as rice, potatoes, or wheat.
A political term describing an independent unit that occupies a specific territory and has full control of its internal and external affairs.
People use lineages or families whose members are descended from a common ancestor to govern themselves.
Stock exchange: an international market for buying and selling the stocks or shares of a public company.
High water level brought by a cyclone that swamps low-lying areas.
A resource is so important that nations will go to war to ensure its steady supply.