<P> New France 's Governor - General Roland - Michel Barrin de La Galissonière was concerned about the incursion and expanding influence in the Ohio Country of British colonial traders such as George Croghan . In June 1747 , he ordered Pierre - Joseph Céloron to lead a military expedition through the area . Its objectives were : </P>
who was the governor general of new france at the time of the french and indian war
Roland - Michel Barrin de La Galissonière