1. National symbols of Canada had been changed several times before it got its maple leaf.
2. The territories of Canada had been controlled (by Britain and France) before 19th century.
3. Lots of beaver fur had been brought (by Merchants) to Europe before most of the beaver population was destroyed.
4. Queen Victoria had been asked (by people) to choose the capital of Canada.
5. Ottawa had been chosen (by Queen Victoria) as the capital of Canada by 1857.