Louisbourg guarded the mouth of the St. Lawrence River
Louisberg, on the mouth of the St. Lawrence River.
Mouth of the river is - The Gulf of Saint Lawrence/Atlantic Ocean
The St. Lawrence River in Quebec
im not sure but the 2nd most important one was the fortress of Louisberg on Cape Breton Island (by the mouth of the St Lawrence River). :)
It's not Quebec; it's Louisburg. It was the fort on the mouth of the St. Lawrence River.
Mouth Gulf of Saint Lawrence/Atlantic Ocean
Ontario.
The extension of the Atlantic Ocean that serves as the mouth of the St. Lawrence River is the Gulf of St. Lawrence. This Gulf is a large body of water bordered by Canada, and it plays a crucial role in the river's ecosystem and maritime activities. It connects the St. Lawrence River to the Atlantic Ocean, facilitating navigation and trade.
the St Lawrence River mouth
The Montmorency falls is at the mouth of the Montmorency river, which drops down into the Saint-Lawrence River.
Jacques Cartier
Jacques Cartier