Is it not criminal to bring foreign invasion upon a country?
Due to some foreign invasion they moved to the East.
Both sides were concerned that a civil war would leave the country open to foreign invasion.
This turned out to be the last successful foreign invasion of England.
It took a foreign invasion to restore authority and order.
More recent evidence indicates that the large culture changes were not the result of a foreign invasion.
We are shown how the system eventually broke down under foreign invasion and influence.
It was also the last battle in Ontario against a foreign invasion.
Not all of Iran is ready for a foreign invasion.
These were built to guard against the threat of foreign invasion.