Canada is a democratic country governed by a three tier government. At the grass root level there are municipal governments, then there are provincial and territorial governments at tier 2 and at the highest tier is the federal government. Though the monarch is the head of the state, the Members of Parliament belonging to various political parties are involved in the law-making. The Prime Minister is the head of Government in the country. The country has seen some of the greatest political leaders who have contributed to the development and well-being of their subjects. William Aberhart played an instrumental part in reviving the economy from the Great Depression with his statist economic theories. The contributions of George-Etienne Cartier in uniting the French and English Canadians and that of Amor DeCosmos in influencing the merger of British Columbian province with Canada is etched in the history of the nation. The political history of Canada is incomplete without the mention of Thomas D’Arcy Etienne Hughes McGee, who is the only political leader of the country to be assassinated. Other notable political leaders of the country include the likes of Sir Wilfrid Laurier, William Lyon Mackenzie King and the Nobel Peace Prize winning Prime Minister Lester Bowles Pearson. Here we present to you a collection of biographies of some of the most famous Canadian political leaders. Read on to know more about their lives, timeline and achievements. Here, you will also find some interesting facts and trivia about these personalities.