Glossary of terms

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bravery shown by a person who is facing danger, for example when a soldier is fighting in a war


the decay in a part of a person's body if the blood stops flowing to it, as a result of illness or injury


a group of soldiers who guard the town or building where they live


the deliberate killing of a national, racial, political or cultural group of people or a policy intended to destroy them

Great Britain

refers to the island of England, Wales and Scotland, and its surrounding isles, but not Northern Ireland - 'Britain' for short

Great War

the term used to describe World War I by the generation that lived through it - also 'First World War'

green line

a line of demarcation between two enemies in a conflict

grenade a small bomb that can be thrown by hand
gross domestic product (GDP)

the total value of goods and services produced by a nation in a year


person who fights as part of an unofficial army, usually against an official army or police force