Search Results: Coordinate system

The Bone Rank System (Golpum or Kolpum) of ancient Korea was used in the Silla kingdom (57 BCE – 935 CE) in order to signal a person's political rank and social status. Membership of a particular rank within the system was extremely...

The Continental System was a major blockade of British trade imposed by French Emperor Napoleon I from 21 November 1806 to 11 April 1814. It was designed to cripple the British economy, thereby forcing Britain out of the Napoleonic Wars (1803-1815...

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...

Ancient India in the Vedic Period (c. 1500-1000 BCE) did not have social stratification based on socio-economic indicators; rather, citizens were classified according to their Varna or castes. 'Varna' defines the hereditary roots of a newborn...

The BCE/CE dating system was first used in the 17th century and has been used since in scholarly publications read by people of all faiths and cultures in an effort to be inclusive. This system is also more accurate in that it makes no claim...

From a humble beginning as a sweet treat grown in gardens, sugar cane cultivation became an economic powerhouse, and the growing demand for sugar stimulated the colonization of the New World by European powers, brought slavery to the forefront...

The Inca road system formed a network known as the royal highway or qhapaq ñan, which became an invaluable part of the Inca empire. Roads facilitated the movement of armies, people, and goods across plains, deserts, and mountains. They connected...

The Dowding System (named after its architect, Air Chief Marshal Hugh Dowding 1882 - 1970) was Britain's pioneering integrated air defense system during the Second World War. The system incorporated advanced radar technology, robust communication...

A map of the Inca road system which included some 40,000 km of routes.

The underground channel of a qanat in the Turfan water system in the Turpan Depression of Xinjiang, China.