The british expelled the french from nova scotia on account of the French acadian war, and british military campaign against New France.
Explanation:
From 1755-1764 the british expelled the acadian people- acadia was a colony of France- as part of the war campaign against the French. New France was a French- colonized area in North America, which was entrenched in war against the british, which resulted in the deportation of the acadian people to the rest of the thirteen colonies and to France.
