In spite of the rebellions of Upper and Lower Canada in 1837, the American Civil War to the south, and occasional Fenian raids, Canada was a relatively peaceful place between 1815 and 1866.
Construction of the Rideau Canal and Fort Henry, Kingston: 1832-1836 Rebellion in Lower Canada: 6-15 Nov 1837 Rebellion in Upper Canada: 5-16 Dec 1837 Battle of Grand Coteau—North Dakota: 12-14 July 1851 Militia Act: 1855 100th Royal Canadian Regiment of Foot: 1858 American Civil War: 1861-1865 Fenian Raid-Ridgeway: 31 May-2 June 1866