1713 The French residents of Acadia are given one year to declare allegiance to Britain or leave Nova Scotia, Canada.
1745 British troops take Cape Breton Island, which is now part of Nova Scotia, Canada.
1745 Sir William Pepperell captures the French Fortress Louisbourg in Louisbourg, Nova Scotia during the War of the Austrian Succession.
1749 Halifax, Nova Scotia, is founded.
1750 Halifax, Nova Scotia is almost completely destroyed by fire.
1755 British governor Charles Lawrence and the Nova Scotia Council order the deportation of the Acadians. Thousands of Acadians are sent to the British Colonies in America, France and England. Some later move to Louisiana, while others resettle in New Brunswick.
1755 Charles Lawrence gives expulsion orders to remove the Acadians from Nova Scotia beginning the Great Upheaval.
1758 Seven Years' War: the island battery at Fortress Louisbourg in Nova Scotia is silenced and all French warships are destroyed or taken.
1760 Great Upheaval: New England planters arrive to claim land in Nova Scotia, Canada taken from the Acadians.
1782 American privateers attack Lunenburg, Nova Scotia.
1812 War of 1812: American frigate ''USS Constitution'' defeats the British frigate ''HMS Guerriere'' off the coast of Nova Scotia, Canada earning her nickname "Old Ironsides".
1840 The Cunard Line's 700 ton wooden paddle steamer RMS ''Britannia'' departs from Liverpool bound for Halifax, Nova Scotia on the first transatlantic crossing with a scheduled end.
1873 The British steamer {{RMS|Atlantic}} sinks off Nova Scotia, killing 547.
1898 The first solo circumnavigation of the globe is completed by Joshua Slocum from Briar Island, Nova Scotia.
1917 Halifax Explosion: In Canada, a munitions explosion kills more than 1,900 people and destroys part of the City of Halifax, Nova Scotia.
1950 The ''St. Roch'', the first ship to circumnavigate North America, arrives in Halifax, Nova Scotia .
1996 The Halifax Regional Municipality in Nova Scotia is created.