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An invasion is a military offensive in which sizable number of combatants of one geopolitical entity aggressively enter territory controlled by another such entity, generally with the objectives of establishing or re-establishing control, retaliation for real or perceived actions, liberation of previously lost territory, forcing the partition of a country, gaining concessions or access to natural resources or strategic positions, effecting a change in the ruling government, or any combination thereof.
See also: World War I timeline
See also: French Revolutionary Wars, Napoleonic Wars
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Main article: Early Muslim conquests |
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Main article: Punic Wars |
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Main article: Wars of Alexander the Great |
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Main article: Peloponnesian War |
431–404 BC multiple invasions of Athens and allies by Sparta and allies; multiple invasions of Spartan allies by Athens and allies
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Main article: Greco-Persian Wars |
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