to enter a country by force with large numbers of soldiers in order to take possession of it
The enemy forces tried to invade our country through the air.
History books recount the numerous attempts to invade the fortified city.
The army strategized on the best approach to invade the enemy territory.
Insects can quickly invade a garden, posing a threat to plants.
The general decided to invade under the cover of darkness for a tactical advantage.
