Tag Archives: John A. Macdonald

today’s birthday: John A. Macdonald (1815)


John A. Macdonald (1815)

Macdonald was the first prime minister of Canada, serving from 1867 to 1873 and from 1878 to 1891. He played a crucial role in expanding Canada‘s territories to include the Northwest Territories and British Columbia and earned much praise for his role in forging a nation of sprawling geographic size, with two disparate European colonial origins and a multiplicity of cultural backgrounds and political views. What was the Pacific scandal, and how did it affect Macdonald’s career? More… Discuss

this day in the yesteryear: Insulin First Used to Treat Diabetes (1922)


Insulin First Used to Treat Diabetes (1922)

Insulin, a hormone produced in clusters of pancreatic cells called islets of Langerhans, regulates carbohydrate metabolism and allows the body to use and store glucose. Patients with diabetes have a decreased ability to either produce or absorb insulin. Canadian physiologists Charles Best and Sir Frederick Banting revolutionized the treatment of diabetes when they discovered how to isolate insulin in 1921. What happened when a 14-year-old diabetic was given the first insulin injection in 1922? More… Discuss