3. Why did the French build forts on the narrow rivers and straits that connect the Great Lakes?
4. Describe Detroit and its surroundings in 1701.
5. How and when did the English first acquire Detroit?
6. How did the development of the farm lands about the city help the growth of Detroit?
7. Tell about its growth since 1760, and give three causes.
8. Name and describe some of the industries of the city.
9. Tell something of its vast wholesale and retail trade.
10. Show how the location of Detroit influences its commerce and contributes to its growth.
11. Name three products in the manufacture of which Detroit leads all other cities in the country.
12. What conditions have made Detroit a great center for commercial relations with Canada?