Invasion
/ˌɪˈnveɪʒən/
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Definition
(noun) A military action consisting of a large armed force of one geopolitical entity entering territory controlled by another such entity, generally with the objective of conquering territory or altering the established government.
Sentence Examples
It is nothing less than an invasion.
This book deals with the invasion of the Romans.
CEFR Practice Quiz
The country was prepared for an ____, with thousands of soldiers stationed along its extensive borders.