根据给定的年份和国家，生成一份该国家最著名的历史事件列表。
2014年加拿大的历史事件
1. 2014 Sochi Winter Olympics - Canada won 10 medals (4 gold, 9 silver, 4 bronze) 
2. Canadian Parliament shooting in Ottawa 
3. Toronto Mayor Rob Ford scandal 
4. Canada joins the US and other nations in imposing sanctions on Russia due to the conflict in Ukraine 
5. Justin Trudeau becomes leader of the Liberal Party of Canada 
6. Air Canada Flight 624 crashes in Halifax, no fatalities 
7. Canadian astronaut Chris Hadfield retires from space exploration 
8. Quebec holds controversial referendum on sovereignty 
9. Tens of thousands gather in Ottawa for "The People's Climate March" 
10. Canadian economy shows steady growth, outpacing the US and other G7 nations