Noun
colonialization (countable and uncountable, plural colonializations)
Bringing into subjection or subjugation, and implies the subjugation or pacification of a people, and taking of a pre-populated land.
It was introduced to North America during European colonialization; citation both George Washington and Thomas Jefferson mention horseradish in garden accounts. Source: Internet
Sugarcane and sugar were little known and rare in Europe until the twelfth century or later, when the Crusades and then colonialization spread its use. Source: Internet