Antoninus Pius, also known as Antoninus, was Roman emperor from 138 to 161. He was one of the Five Good Emperors in the Nerva–Antonine dynasty and the Aurelii. Born into a senatorial family, Antoninus held various offices during the reig...

Pausanias was a Greek traveler and geographer of the 2nd century AD, who lived in the times of Hadrian, Antoninus Pius and Marcus Aurelius. He is famous for his Description of Greece, a lengthy work that describes ancient Greece from firsth...

Gaius Aurelius Valerius Diocletianus was Roman Emperor from 20 November 284 to 1 May 305. Diocletian was one of the few emperors of the third and fourth centuries to die naturally, and the first in the history of the empire to retire volunt...

The Gupta Empire was an ancient Indian empire, founded by Maharaja Sri Gupta, which existed from approximately 320 to 550 CE and covered much of the Indian Subcontinent. The peace and prosperity created under the leadership of the Guptas en...

The Byzantine Empire was the predominantly Greek-speaking continuation of the eastern half of the Roman Empire during Late Antiquity and the Middle Ages. Its capital city was Constantinople (modern-day Istanbul), originally known as Byzanti...

The Middle Ages was the middle period in a schematic division of European history into three 'ages': Classical civilization, the Middle Ages, and Modern Civilization. It is commonly considered as having lasted from the end of the Western Ro...

Avicenna is the Latinate form of Ibn-Sina. He was a Persian polymath regarded both in Europe and the Middle East as one of the most significant thinkers and writers of the Islamic Golden Age. He is known to have written around 450 works acr...

The Age of Enlightenment was an intellectual movement in 18th-century Europe. The goal of the Enlightenment was to establish an authoritative ethics, aesthetics, and knowledge based on an "enlightened" rationality. The movement's leaders vi...

The Venezuelan War of Independence (1810–1823) was one of the Spanish American wars of independence of the early nineteenth century, when independence movements in Latin America fought against rule by the Spanish Empire, emboldened by Spain...

The 20th century was a century that began on January 1, 1901 and ended on December 31, 2000. It was the tenth and final century of the 2nd millennium. It is distinct from the century known as the 1900s which began on January 1, 1900, and en...

Alan Mathison Turing OBE FRS was an English mathematician, computer scientist, logician, cryptanalyst, philosopher, and theoretical biologist. Turing was highly influential in the development of theoretical computer science, providing a for...

The twenty-first century is the first century of the third millennium (2001 - 3000). The increasing prevalence of global communications and encounters with other calendars (Islamic calendar, Chinese calendar, Persian calendar, Hebrew calend...

The future is the portion of the timeline that is still to occur, i.e. the place in space-time where lie all events that still have not occurred. In this sense the future is opposed to the past (the set of moments and events that have alrea...