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Hace 2 días · 1802: Humphry Davy invents the arc lamp (exact date unclear; not practical as a light source until the invention of efficient electric generators). [377] 1804: Friedrich Sertürner discovers morphine as the first active alkaloid extracted from the opium poppy plant.
Hace 4 días · United States Military Academy, institution of higher education for the training of commissioned officers for the United States Army. It was originally founded as a school for the U.S. Corps of Engineers with a class of 5 officers and 10 cadets on March 16, 1802. It is one of the oldest service academies in the world.
- The Editors of Encyclopaedia Britannica
Hace 3 días · The Middle Kingdom of Egypt (2040–1802 BC) is the period from the end of the First Intermediate Period to the beginning of the Second Intermediate Period. In addition to the Twelfth Dynasty , some scholars include the Eleventh , Thirteenth and Fourteenth Dynasties in the Middle Kingdom.
Hace 4 días · He succeeded in obtaining peace with Austria through the 1801 Treaty of Lunéville and with Britain in the 1802 Treaty of Amiens. He could not prevent the renewal of war in 1803 but by 1805 he opposed his emperor's renewed wars against Austria , Prussia and Russia .
Hace 2 días · 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 2 días · Revolutionary France abolished slavery throughout its empire through the Law of 4 February 1794, but Napoleon restored it in 1802 as part of a program to ensure sovereignty over its colonies.
Hace 3 días · The Burmese invaded Chiang Mai in 1797 and 1802, in both occasions Kawila defended the city and Prince Sura Singhanat marched north to relieve Chiang Mai. The Siamese and Lanna forces then proceeded to capture Chiang Saen, the stronghold of Burmese authority in Lanna, in 1804, eliminating Burmese influence in that region.
