Classic period of Maya civilization
Maya city-states such as Tikal, Palenque and Calakmul reach their height in architecture, writing, astronomy and calendrics.
Maya city-states such as Tikal, Palenque and Calakmul reach their height in architecture, writing, astronomy and calendrics.
The Soninke Ghana Empire (Wagadu) flourished in what is now Mauritania and Mali, growing rich from control of the trans-Saharan gold and salt trade.
Many Maya cities of the southern lowlands are gradually abandoned, possibly due to drought, warfare and political crisis.
The Sailendra dynasty builds Borobudur in Central Java, the largest Buddhist monument in the world.
Jayavarman II proclaims himself chakravartin (universal monarch) on Phnom Kulen, declaring independence from Java and founding the Khmer Empire.
The Persian Samanid dynasty rules Central Asia and Khorasan, making Bukhara and Samarkand cultural and trade centres on the Silk Road.
At Baghdad's House of Wisdom, al-Khwarizmi writes his treatise on completion and balancing, founding algebra as a discipline; the word "algebra" derives from its title.
Under Caliph al-Ma'mun the House of Wisdom becomes a centre of translation and scholarship, preserving and extending Greek, Persian and Indian learning.
Charlemagne's three grandsons divide the empire into three kingdoms, laying the groundwork for the later France and Germany.
Fatima al-Fihri founds the al-Qarawiyyin mosque in Fez, which grew into a major centre of learning in the Islamic world.
According to the Primary Chronicle, the Varangian chieftain Rurik was invited to rule Novgorod in 862, traditionally the start of the Rurik dynasty.
A copy of the Diamond Sutra found at Dunhuang is the oldest surviving dated printed book in the world.
Alfred the Great of Wessex defeats the Viking Great Army under Guthrum, securing the survival of Anglo-Saxon England.
Chichén Itzá on the Yucatán Peninsula rises to become one of the most powerful Maya cities, with its famous El Castillo pyramid.