Where had the French built their forts?
Wanting to limit British influence along their frontier, the French built a string of forts from Lake Erie towards the forks of the Ohio (present-day Pittsburgh).
For what purpose were French forts built in New France?
The forts were located on waterways to provide transport of fur back east to Montreal or Quebec City. A few have survived or been re-built, but most are ruins or simply disappeared after abandonment.
Why does France build a string of forts from Canada to Louisiana?
A dispute over land
To control the Ohio Valley, the French built a string of forts from Lake Erie towards the Forks of the Ohio. … Beyond the mountains lay New France, a very large, sparsely settled colony that stretched from Louisiana through the Mississippi Valley and Great Lakes to Canada.