The Halifax Explosion was a disaster that occurred in Halifax, Nova Scotia, Canada, on the morning of 6 December 1917. SS Mont-Blanc, a French cargo ship laden with high explosives, collided with the Norwegian vessel SS Imo in the Narrows, a strait connecting the upper Halifax Harbour to Bedford Basin. A fire on board the Mont-Blanc led to a massive explosion that devastated the Richmond district of Halifax. 1,782 people were killed, largely in Halifax and Dartmouth, by the blast, debris, fires, or collapsed buildings, and an estimated 9,000 others were injured. The blast was the largest human-made explosion at the time, releasing the equivalent energy of roughly 2.9 kilotons of TNT (12 TJ).
HMCS Sackville is a Flower-class corvette that served in the Royal Canadian Navy and later served as a civilian research vessel. She is now a museum ship located in Halifax, Nova Scotia, and the last surviving Flower-class corvette.
SS Atlantic was a transatlantic ocean liner of the White Star Line that operated between Liverpool, United Kingdom, and New York City, United States. During the ship's 19th voyage, on 1 April 1873, she struck rocks and sank off the coast of Nova Scotia, Canada, killing at least 535 people. It remained the deadliest civilian maritime disaster in the North Atlantic Ocean until the sinking of SS La Bourgogne on 2 July 1898 and the greatest disaster for the White Star Line prior to the loss of Titanic in April 1912.
Halifax Harbour is a large natural harbour on the Atlantic coast of Nova Scotia, Canada, located in the Halifax Regional Municipality. Halifax largely owes its existence to the harbour, being one of the largest and deepest ice-free natural harbours in the world. Before Confederation it was one of the most important commercial ports on the Atlantic seaboard. In 1917, it was the site of the world's largest man-made accidental explosion, when the SS Mont-Blanc blew up in the Halifax Explosion of December 6.
Rover was a privateer brig out of Liverpool, Nova Scotia known for several bold battles in the Napoleonic Wars.
Theodore Tugboat is a Canadian children's television series about a tugboat named Theodore who lives in the Big Harbour with all of his friends. The show originated in Halifax, Nova Scotia, Canada as a co-production between the CBC, and the now defunct Cochran Entertainment, and was filmed on a model set using radio controlled tugboats, ships, and machinery. Production of the show ended in 2001, and its distribution rights were later sold to Classic Media. The show premiered in Canada on CBC Television, then went to PBS, was on Qubo in the United States, and has appeared in eighty different countries.
HMHS Llandovery Castle, built in 1914 in Glasgow as RMS Llandovery Castle for the Union-Castle Line, was one of five Canadian hospital ships that served in the First World War. On a voyage from Halifax, Nova Scotia to Liverpool, England, the ship was torpedoed off southern Ireland on 27 June 1918. The sinking was the deadliest Canadian naval disaster of the war. 234 doctors, nurses, members of the Canadian Army Medical Corps, soldiers and seamen died in the sinking and subsequent machine-gunning of lifeboats. Only 24 people, the occupants on a single life-raft, survived. The incident became infamous internationally and was considered, after the Armenian genocide, as one of the war’s worst atrocities. After the war, the case of Llandovery Castle was one of six alleged German war crimes prosecuted at the Leipzig trials.
CSS Acadia is a former hydrographic surveying and oceanographic research ship of the Hydrographic Survey of Canada and its successor the Canadian Hydrographic Service.
HMS Niobe was a ship of the Diadem class of protected cruisers in the Royal Navy. She served in the Boer War and was then given to Canada as the second ship of the newly created Naval Service of Canada as HMCS Niobe. The Naval Service of Canada became the Royal Canadian Navy in August 1911. The ship was nearly lost when she went aground off Cape Sable Island, Nova Scotia overnight 30–31 July 1911. Repairs were completed at the end of 1912 and the ship returned to service in late 1914. During the First World War, Niobe patrolled the approaches to the St. Lawrence River and then joined the Royal Navy's 4th Cruiser Squadron to patrol off New York City. The cruiser returned to Halifax, Nova Scotia on 17 July 1915 and never put to sea again. Niobe was paid off in September and served as a depot ship in Halifax. Damaged in the 1917 Halifax Explosion, she was sold for scrap and broken up in the 1920s.
Sambro Island Lighthouse is a landfall lighthouse located at the entrance to Halifax Harbour, Nova Scotia, on an island near the community of Sambro in the Halifax Regional Municipality. It is the oldest surviving lighthouse in North America and its construction is a National Historic Event.
HMS Tribune was a Royal Navy 36-gun fifth rate. This frigate was originally the French Galathée-class frigateCharente Inférieure, which was launched in 1793 during the French Revolutionary Wars and renamed Tribune the next year. The British captured her and took her into service with the Royal Navy. She only served for a year before being wrecked off of Herring Cove, Nova Scotia on 16 or 23 November 1797. Of the 240 men on board, all but 12 of her crew were lost.
SSMont-Blanc was a freighter built in Middlesbrough, England in 1899 and purchased by the French company, Société Générale de Transport Maritime (SGTM). On Thursday morning, 6 December 1917, she entered Halifax Harbour in Nova Scotia, Canada laden with a full cargo of highly volatile explosives. As she made her way through the Narrows towards Bedford Basin, she was involved in a collision with SS Imo, a Norwegian ship. A fire aboard the French ship ignited her cargo of wet and dry 2300 tons of picric acid, 500 tons of TNT, and 10 tons of guncotton. The resultant Halifax Explosion levelled the Richmond District and killed approximately 2,000 people, and the injured may have been approximately 9,000.
SS Letitia was an ocean liner built in Scotland for service with the Anchor-Donaldson Line. She continued to serve with its successor company Donaldson Atlantic Line. At the start of the Second World War in September 1939, the British Admiralty requisitioned the ship for service and had it converted to serve as an armed merchant cruiser. She was withdrawn from this service in 1941 to become a troop ship.
The Duc d'Anville expedition was sent from France to recapture Louisbourg and take peninsular Acadia. The expedition was the largest military force ever to set sail for the New World prior to the American Revolutionary War. This effort was the fourth and final French attempt to regain the Nova Scotian capital, Annapolis Royal, during King George's War. The Expedition was also supported on land by a force from Quebec under the command of Jean-Baptiste Nicolas Roch de Ramezay. Along with recapturing Acadia from the British, d'Anville was ordered to "consign Boston to flames, ravage New England and waste the British West Indies." News of the expedition spread fear throughout New York and New England.
SS Imo was a steamship that served in passenger and freight trades and later as a whaling supply ship. Christened SS Runic, she was bought, sold and renamed numerous times during her career. In 1917, Imo was under Norwegian registry chartered by the Belgian Relief Commission to bring supplies to war-ravaged Europe.
Erg was a vessel built and owned by Halifax Steamship Ltd. in 1915. She was used to ferry workers across the harbour to vessels under repair during the Second World War. Erg was sunk in the Halifax Harbour three times and is currently located in the Bedford Basin.
SS Dufferin was a coastal steamship built by Joseph McGill of Shelburne, Nova Scotia on April 14, 1905. Originally owned by New Burrell Johnson Iron Co Ltd., Yarmouth, Nova Scotia, she was sold to sea merchants William A. Murdock and William J. Murdock of Sherbrooke, Nova Scotia on the same day. Under the Murdoch’s command the Dufferin served as a passenger and cargo ship between Halifax and Sherbrooke. The Dufferin steamed along coastal communities until the Hochelaga Shipping and Towing Co. Ltd. dismantled her up in 1938. Transport Canada closed the Dufferin's registry on December 31, 1937.
The Royal Navy Burying Ground is part of the Naval Museum of Halifax and was the Naval Hospital cemetery for the North America and West Indies Station at Halifax, Nova Scotia. It is the oldest military burial ground in Canada. The cemetery has grave markers to those who died while serving at Halifax and were treated at the Naval medical facility or died at sea. Often shipmates and officers had the grave markers erected to mark the deaths of the crew members who died while in the port of Halifax.
SS Athenia was the first Donaldson Line ship of that name to be torpedoed and sunk off Inishtrahull, by a German submarine (SM U-53) in 1917; the later SS Athenia, was similarly attacked in 1939.
United Kingdom
United Kingdom, Glasgow 
