When was the Egyptian calendar made? When was the Babylonian calendar created? When was the Mayan number system created? When did the Olmec civilization begin? When was the Roman calendar created? When was the calendar invented? When did the Aztecs invade the Totonac?
When was the Regency Era? When was the Roman alphabet used? When did Claudius become emperor? When did Trajan rule? When did Judea become part of the Roman Empire? When did the Byzantine Empire start? When did absolute monarchy begin in the Holy Roman Empire? When was the Babylonian Empire...
Around the 19th century BC (when the Chinese Xia) on the birth of the first civilization in human history - the ancient Babylonian civilization; this area because there is no natural barrier, so had a Babylonian variety of cultural trends. ...
The division of the empire into provinces (satrapies) was completed by Darius I (reigned 522–486 bc), who established 20 satrapies with their annual tribute. The satraps, appointed by the king, normally were members of the royal family or of Persian nobility, and they held office indefinit...
The term "Hellenism" refers to Greek cultural influence in the Ancient Near East and the fusion of Greek culture with a variety of cultures in that region. Hellenism created cross-cultural connections and facilitated trade and commerce throughout the Near East. ...
(How it got that way is unknown, but it’s presumably related to how the Moon was formed.) But that 5° is what makes eclipses so comparatively rare: they can only happen when there’s a “new moon configuration” (syzygy) right at a time when the M...
(how it got that way is unknown, but it’s presumably related to how the moon was formed.) but that 5° is what makes eclipses so comparatively rare: they can only happen when there’s a “new moon configuration” (syzygy) right at a time when the moon’s orbit passes through the...
The idea of π was initially used by the Babylonians and Egyptians, nearly 4000 years ago. It is not clear how they got their value for π, but one source (Beckman) claims that they simply made a big circle, calculated its circumference and diameter with a rope.They found the ratio to...
Now let’s look at what happens over the course of about a year. We’re showing a dot for where the Moon is each day. And the dot is redder if the Moon is closer to the Plane of the Ecliptic that day. (Note that if this was drawn to scale, you’d barely be ab...
When was the history of the Peloponnesian War written? When did Boudicca revolt? When did the Greek Dark Ages end? When was the Babylonian Empire at its peak? When did Octavian end the Roman Republic? When did the Roman Empire become the Holy Roman Empire?