6th-century BC Astronomers
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6th-century BC Astronomers
The 6th century is the period from 501 through 600 in line with the Julian calendar. In the West, the century marks the end of Classical Antiquity and the beginning of the Middle Ages. The collapse of the Western Roman Empire late in the previous century left Europe fractured into many small Germanic kingdoms competing fiercely for land and wealth. From the upheaval the Franks rose to prominence and carved out a sizeable domain covering much of modern France and Germany. Meanwhile, the surviving Eastern Roman Empire began to expand under Emperor Justinian, who recaptured North Africa from the Vandals and attempted fully to recover Italy as well, in the hope of reinstating Roman control over the lands once ruled by the Western Roman Empire. In its second Golden Age, the Sassanid Empire reached the peak of its power under Khosrau I in the 6th century.Roberts, J: "History of the World.". Penguin, 1994. The classical Gupta Empire of Northern India, largely overrun by the ...
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Julian Calendar
The Julian calendar, proposed by Roman consul Julius Caesar in 46 BC, was a reform of the Roman calendar. It took effect on , by edict. It was designed with the aid of Greek mathematicians and astronomers such as Sosigenes of Alexandria. The calendar became the predominant calendar in the Roman Empire and subsequently most of the Western world for more than 1,600 years until 1582, when Pope Gregory XIII promulgated a minor modification to reduce the average length of the year from 365.25 days to 365.2425 days and thus corrected the Julian calendar's drift against the solar year. Worldwide adoption of this revised calendar, which became known as the Gregorian calendar, took place over the subsequent centuries, first in Catholic countries and subsequently in Protestant countries of the Western Christian world. The Julian calendar is still used in parts of the Eastern Orthodox Church and in parts of Oriental Orthodoxy as well as by the Berbers. The Julian calenda ...
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Asuka Period
The was a period in the history of Japan lasting from 538 to 710 (or 592 to 645), although its beginning could be said to overlap with the preceding Kofun period. The Yamato polity evolved greatly during the Asuka period, which is named after the Asuka region, about south of the modern city of Nara. The Asuka period is characterized by its significant artistic, social, and political transformations, having their origins in the late Kofun period. The introduction of Buddhism marked a change in Japanese society. The Asuka period is also distinguished by the change in the name of the country from to . Naming The term "Asuka period" was first used to describe a period in the history of Japanese fine-arts and architecture. It was proposed by fine-arts scholars and Okakura Kakuzō around 1900. Sekino dated the Asuka period as ending with the Taika Reform of 646. Okakura, however, saw it as ending with the transfer of the capital to the Heijō Palace of Nara. Although historians ge ...
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Uxmal
Uxmal (Yucatec Maya: ''Óoxmáal'' ) is an ancient Maya city of the classical period located in present-day Mexico. It is considered one of the most important archaeological sites of Maya culture, along with Palenque, Chichen Itza and Calakmul in Mexico, Caracol and Xunantunich in Belize, and Tikal in Guatemala. It is located in the Puuc region of the eastern Yucatán Peninsula, and is considered one of the Maya cities most representative of the region's dominant architectural style. It has been designated a UNESCO World Heritage Site in recognition of its significance. Uxmal is located 62 km south of Mérida, capital of Yucatán state in Mexico. Its buildings are noted for their size and decoration. Ancient roads called ''sacbes'' connect the buildings, and also were built to other cities in the area such as Chichén Itzá in modern-day Mexico, Caracol and Xunantunich in modern-day Belize, and Tikal in modern-day Guatemala. Its buildings are typical of the Puuc style, wi ...
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Ah Suytok Tutul Xiu
Ah Suytok Tutul Xiu or Ah Zuytok Tutul Xiu was the spiritual leader of the Maya Tutul Xiu people. Founder of the city of Uxmal in the 7th century, he was from the Nonohual. Nonohual's location is unknown, but was probably in Peten, it also might have been another name for Potonchán in Tabasco or Tula. He was also known by his nickname coconut kaba or "Hun Uitzil Chac" ("the only mountain of Chac"). The Chilam Balam of Tizimín, describes Zuytok Ah Tutul Xiu as the founder of the city of Uxmal in the Katun 10 Ahau (669). However, the Chilam Balam of Mani describes the same fact in the Katun 2 Ahau (620). Three centuries later the priestly house of Tutul-Xiu of Uxmal was part of the League of Mayapan The League of Mayapan (Yucatec: Luub Mayapan Maya glyphs: ) was a confederation of Maya states in the post classic period of Mesoamerica on the Yucatan peninsula. The main members of the league were the Itza, the Tutul-Xiu, Mayapan, and Uxm .... Rulers of Tutul-Xiu ...
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Central America
Central America ( es, América Central or ) is a subregion of the Americas. Its boundaries are defined as bordering the United States to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. Central America consists of eight countries: Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, and Panama. Within Central America is the Mesoamerican biodiversity hotspot, which extends from northern Guatemala to central Panama. Due to the presence of several active geologic faults and the Central America Volcanic Arc, there is a high amount of seismic activity in the region, such as volcanic eruptions and earthquakes which has resulted in death, injury, and property damage. In the pre-Columbian era, Central America was inhabited by the indigenous peoples of Mesoamerica to the north and west and the Isthmo-Colombian peoples to the south and east. Following the Spanish expedition of Christopher Columbus' ...
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Maya Civilization
The Maya civilization () of the Mesoamerican people is known by its ancient temples and glyphs. Its Maya script is the most sophisticated and highly developed writing system in the pre-Columbian Americas. It is also noted for its art, architecture, mathematics, calendar, and astronomical system. The Maya civilization developed in the Maya Region, an area that today comprises southeastern Mexico, all of Guatemala and Belize, and the western portions of Honduras and El Salvador. It includes the northern lowlands of the Yucatán Peninsula and the highlands of the Sierra Madre, the Mexican state of Chiapas, southern Guatemala, El Salvador, and the southern lowlands of the Pacific littoral plain. Today, their descendants, known collectively as the Maya, number well over 6 million individuals, speak more than twenty-eight surviving Mayan languages, and reside in nearly the same area as their ancestors. The Archaic period, before 2000 BC, saw the first developments in agricul ...
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Teotihuacan
Teotihuacan (Spanish language, Spanish: ''Teotihuacán'') (; ) is an ancient Mesoamerican city located in a sub-valley of the Valley of Mexico, which is located in the State of Mexico, northeast of modern-day Mexico City. Teotihuacan is known today as the site of many of the most architecturally significant Mesoamerican pyramids built in the pre-Columbian Americas, namely Pyramid of the Sun and Pyramid of the Moon. At its zenith, perhaps in the first half of the first millennium (1 CE to 500 CE), Teotihuacan was the largest city in the Americas, with a population estimated at 125,000 or more, making it at least the sixth-largest city in the world during its epoch. The city covered eight square miles (21 km2), and 80 to 90 percent of the total population of the valley resided in Teotihuacan. Apart from the pyramids, Teotihuacan is also anthropologically significant for its complex, multi-family residential compounds, the Avenue of the Dead, and its vibrant, well-prese ...
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Americas
The Americas, which are sometimes collectively called America, are a landmass comprising the totality of North and South America. The Americas make up most of the land in Earth's Western Hemisphere and comprise the New World. Along with their associated islands, the Americas cover 8% of Earth's total surface area and 28.4% of its land area. The topography is dominated by the American Cordillera, a long chain of mountains that runs the length of the west coast. The flatter eastern side of the Americas is dominated by large river basins, such as the Amazon, St. Lawrence River–Great Lakes basin, Mississippi, and La Plata. Since the Americas extend from north to south, the climate and ecology vary widely, from the arctic tundra of Northern Canada, Greenland, and Alaska, to the tropical rain forests in Central America and South America. Humans first settled the Americas from Asia between 42,000 and 17,000 years ago. A second migration of Na-Dene speakers followed later ...
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Rouran
The Rouran Khaganate, also Juan-Juan Khaganate (), was a tribal confederation and later state founded by a people of Proto-Mongolic Donghu origin.*Pulleyblank, Edwin G. (2000)"Ji 姬 and Jiang 姜: The Role of Exogamic Clans in the Organization of the Zhou Polity" ''Early China''. p. 20 The Rouran supreme rulers are noted for being the first to use the title of "khagan", having borrowed this popular title from the Xianbei.Vovin, Alexander (2007). "Once again on the etymology of the title ''qaγan''". ''Studia Etymologica Cracoviensia'', vol. 12online resource The Rouran Khaganate lasted from the late 4th century until the middle 6th century, when they were defeated by a Göktürk rebellion which subsequently led to the rise of the Turks in world history. Their Khaganate overthrown, some Rouran remnants possibly became TatarsXu Elina-Qian''Historical Development of the Pre-Dynastic Khitan'' University of Helsinki, 2005. pp. 179–180 while others possibly migrated west and bec ...
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Central Asia
Central Asia, also known as Middle Asia, is a subregion, region of Asia that stretches from the Caspian Sea in the west to western China and Mongolia in the east, and from Afghanistan and Iran in the south to Russia in the north. It includes the former Soviet Union, Soviet republics of the Soviet Union, republics of Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan, which are colloquially referred to as the "-stans" as the countries all have names ending with the Persian language, Persian suffix "-stan", meaning "land of". The current geographical location of Central Asia was formerly part of the historic region of Turkestan, Turkistan, also known as Turan. In the pre-Islamic and early Islamic eras ( and earlier) Central Asia was inhabited predominantly by Iranian peoples, populated by Eastern Iranian languages, Eastern Iranian-speaking Bactrians, Sogdians, Khwarezmian language, Chorasmians and the semi-nomadic Scythians and Dahae. After expansion by Turkic peop ...
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Göktürks
The Göktürks, Celestial Turks or Blue Turks ( otk, 𐱅𐰇𐰼𐰰:𐰉𐰆𐰑𐰣, Türük Bodun; ; ) were a nomadic confederation of Turkic peoples in medieval Inner Asia. The Göktürks, under the leadership of Bumin Qaghan (d. 552) and his sons, succeeded the Rouran Khaganate as the main power in the region and established the First Turkic Khaganate, one of several nomadic dynasties that would shape the future geolocation, culture, and dominant beliefs of Turkic peoples. Etymology Origin Strictly speaking, the common name "Göktürk" emerged from the misreading of the word "Kök" meaning Ashina, ruling clan of the historical ethnic group's endonym: which was attested as otk, 𐱅𐰇𐰼𐰰, Türük, labels=no ''trwkc'', ''trukč''; Khotanese Saka ''Ttūrka''/''Ttrūka'', Ruanruan ''to̤ro̤x''/''türǖg'' and Old Tibetan ''Drugu''. Definition According to Chinese sources, Tūjué meant " combat helmet" (), reportedly because the shape of the Altai Mountains, whe ...
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Three Kingdoms Of Korea
Samhan or the Three Kingdoms of Korea () refers to the three kingdoms of Goguryeo (고구려, 高句麗), Baekje (백제, 百濟), and Silla (신라, 新羅). Goguryeo was later known as Goryeo (고려, 高麗), from which the modern name ''Korea'' is derived. The Three Kingdoms period is defined as being from 57 BC to 668 AD (but there existed Gaya confederacy in the southern region of the Korean Peninsula and relatively large states like Okjeo, Buyeo, and Dongye in its northern part and Manchuria of modern China). The "Korean Three Kingdoms" (Goguryeo, Baekje and Silla) contributed to what would become Korea; and the Goguryeo, Baekje and Silla peoples became what we know as the Korean people. The Book of Sui (Volume 81) recorded: "The customs, laws and clothes of Goguryeo, Baekje and Silla are generally identical." The three kingdoms occupied the entire peninsula of Korea and roughly half of Manchuria, located mostly in present-day China, along with smaller parts from present- ...
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