Search Results: Centimeter gram second system of units

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 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...

The Second Dynasty of Egypt (c. 2890 - c. 2670 BCE) rose from the turmoil which ended the first and was marked by uprisings (or, at least, internal difficulties) throughout. The precise cause of this civil unrest is unclear as sources for...

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 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...

In recent years, a persistent criticism has been leveled against the use of the BCE/CE system (Before the Common or Current Era/Common or Current Era) , rather than BC/AD (Before Christ/Anno Domini or 'Year of Our Lord'), in dating historical...

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

The Second Intermediate Period (c. 1782 - c.1570 BCE) is the era following the Middle Kingdom of Egypt (2040-1782 BCE) and preceding the New Kingdom (1570-1069 BCE). As with all historical designations of the eras of Egyptian history, the...

The Silla kingdom ruled south-eastern Korea during the Three Kingdoms period from the 1st century BCE to 7th century CE. The capital was Geumseong (Gyeongju) with a centralised government and hierarchical system of social ranks. The prosperity...

Roman laws covered all facets of daily life. They were concerned with crime and punishment, land and property ownership, commerce, the maritime and agricultural industries, citizenship, sexuality and prostitution, slavery and manumission...