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The Praetorian Guard (cohortes praetoriae) was, in the Roman Republic, a commander's personal bodyguard and then, in the imperial period, an elite force assigned to protect the emperor and Rome. Over the years, the guard would become a dangerous...

The Louisiana Purchase was a land deal made in 1803, in which the United States purchased 828,000 square miles (2,144,510 km²) of land west of the Mississippi River from France for $15 million, or an average of three cents per acre. The purchase...

The Deutsches Afrika Korps (DAK) was an elite German armoured unit that fought in North Africa during the Second World War (1939-45). The Korps was initially led by Erwin Rommel (1891-1944) before he was promoted to lead a larger force of...

The RMS Empress of Ireland was a transatlantic passenger ship that sank early in the morning of 29 May 1914 on the St. Lawrence River killing 1,012 of the 1,477 people on board. It is considered Canada’s worst maritime disaster and one of...

The Boeing B-17 Flying Fortress was a four-engined heavy bomber plane used by the air forces of the United States and Britain during the Second World War (1939-45). The B-17 had unusually heavy defensive armament, 13 machine guns in total...

Freyja (Old Norse for 'Lady', 'Woman', or 'Mistress') is the best-known and most important goddess in Norse mythology. Beautiful and many-functioned, she features heavily as a fertility goddess stemming from her place in the Vanir family...

Sima Qian (l. 145/135-86 BCE) was a court scribe, astrologer, and historian of the Han Dynasty (202 BCE - 220 CE) of ancient China, famous for his historical work Records of the Grand Historian for which he is remembered as the Father of...

The Carthaginians were famed in antiquity for their seafaring skills and innovation in ship design. The empire their navy protected stretched from Sicily to the Atlantic coast of Africa. Able to match the tyrants of Sicily and the Hellenistic...

Britain's integrated air defence system in the Second World War (1939-45), known as the Dowding System after the air chief marshal of that name, included code-breakers, radar stations, observers, searchlights, barrage balloons, anti-aircraft...

The king’s evil (from the Latin morbus regius meaning royal sickness), more commonly known as scrofula or medically tuberculous lymphadenitis, was a skin disease believed to be cured by the touch of the monarch as part of their inherited...