In contrast to northern india, southern india largely escaped invasion.
An invasion is a military offensive in which numerous combatants of one geopolitical entity aggressively enter territory owned by another such entity, usually with the aim of either: conquest; liberating or re-establishing control or authority over a territory; forcing the division of a country; altering the established government or obtaining concessions from said government; or a combination of the foregoing.
A war can start because of an invasion, it can end because of an invasion, or it can start because of an invasion.
Invasion-related operations tend to be strategic in both planning and execution due to their size.
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