Caste System: Did you mean...?

Nicolaus Copernicus (1473-1543 CE) was a Polish astronomer who famously proposed that the Earth and other planets revolved around the Sun in a heliocentric system and not, as then widely thought, in a geocentric system where the Earth is...

The Greek Alphabet developed from the Phoenician script at some point around the 8th century BCE. The earlier Mycenaean Linear B script, used primarily for lists and inventories, had been lost during the Greek Dark Age, and the technology...

The Indus Script is the writing system developed by the Indus Valley Civilization and it is the earliest form of writing known in the Indian subcontinent. The origin of this script is poorly understood: this writing system remains undeciphered...

Tokugawa Ieyasu (1543-1616) was a Japanese military leader who reunified Japan at the beginning of the 17th century after a long period of civil war, known as the Warring States or Sengoku period. He created a new government controlled by...

The ancient Persian military evolved from the earlier armed forces of the Medes which, in turn, developed from the warrior class of the indigenous people of the Iranian Plateau, the Aryan migrants (including the Persians) who later settled...

The Battle of Britain, dated 10 July to 31 October, 1940 by the UK Air Ministry, was an air battle between the German Luftwaffe and British Royal Air Force and allies during the Second World War (1939-45). The Luftwaffe failed to achieve...

The Amarna Letters are a body of 14th-century BCE correspondence exchanged between the rulers of the Ancient Near East and Egypt. They are perhaps the earliest examples of international diplomacy while their most common subjects are negotiations...

The qanat (called foggara in North Africa and the Levant, falaj in the United Arab Emirates and Oman, kariz in Iran, and puquios in Peru) is an ancient Middle Eastern irrigation technique in which a long tunnel is dug into arid land that...

Michel Foucault (1926-1984) was a post-modernist French philosopher and is considered one of the most influential philosophers of modern times. Aside from his critiques of social institutions, his influence can be seen in both the humanities...

Early medieval Icelandic government, or Viking Iceland, has been termed an incipient form of democracy or democratic parliamentarism, however, the system was actually nothing like its European counterparts, be they medieval or contemporary...