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Hace 4 días · 1st century AD: The aeolipile, a simple steam turbine is recorded by Hero of Alexandria. [263] 1st century AD: The first use of respiratory protective equipment is documented by Pliny the Elder ( c. 23 AD –79) using animal bladder skins to protect workers in Roman mines from red lead oxide dust.
Hace 1 día · t. e. The history of Africa begins with the emergence of hominids, archaic humans and — around 300,000–250,000 years ago — anatomically modern humans ( Homo sapiens ), in East Africa, and continues unbroken into the present as a patchwork of diverse and politically developing nation states. [1]
Hace 4 días · Concerns around political interference led to reforms after the interregnum of 1268–1271 and Pope Gregory X's decree during the Second Council of Lyons in 1274 that the cardinal electors should be locked in seclusion cum clave (Latin for "with a key") and not permitted to leave until a new pope had been elected.
Hace 1 día · Operation Barbarossa (German: Unternehmen Barbarossa; Russian: Операция Барбаросса, romanized: Operatsiya Barbarossa) was the invasion of the Soviet Union by Nazi Germany and many of its Axis allies, starting on Sunday, 22 June 1941, during the Second World War. It was the largest and costliest land offensive in human history ...
19 de may. de 2024 · Covers the period from October 1268 to November 1272. Calendar of Close Rolls - Henry III . Originally published by His Majesty's Stationery Office, London, 1938.
Hace 2 días · 25–871 AD Ce: Tribal kingdom 1st century–900 AD Dal Riada: Dunadd Kingdom 501–878 AD Fortriu: Tribal kingdom 1–850 AD Galloway: Kingdom c. 1000–1234 AD Gododdin: Kingdom 5th–8th centuries AD Mann and Isles: Kingdom 848–1266 AD Moray: Kingdom c. 970–1130 AD Pictland: Kingdom 452–850 Scotland: Stirling, Edinburgh Kingdom 843 ...
20 de may. de 2024 · Clipping found in Camden Daily Telegram published in Camden, New Jersey on 7/18/1898. Demorest Pattern 1268 ad
