You are looking at
Tang dynasty唐
ChinaHeartland today: 
China
Before and after
In the Central Plains of China:Came before: Sui dynasty Came after: Song dynasty
The Five Dynasties and Ten Kingdoms came in between, from 907 CE.
Meanwhile…
- MuiscaMuysca
South America · Compare - Maya civilization
Mesoamerica · Oldest hereThe Maya Long Count calendar tracks days in an unbroken count from a mythical starting point in 3114 BCE.
Compare - Ancient RomeRoma
Europe · Tang court records describe envoys from 'Fulin', their name for Constantinople, arriving in 643 CE with gifts of red glass and precious stones.
Compare - Wari Empire
South America · Wari administrators built roads and way-stations across the highlands that the later Inca road system reused.
Compare - Mixtec civilizationÑuu Dzahui Mesoamerica · Compare
- VikingsVíkingar
Europe · A Viking longship could be rowed or sailed in under a metre of water, letting raiders strike far up rivers that seagoing ships could never reach.
Compare
Chang'an became the largest, most cosmopolitan city on Earth, drawing traders and monks from Persia, Arabia, Central Asia, Korea and Japan into a court that produced tens of thousands of surviving poems. A general's revolt in 755 broke the empire's finances and confidence, and the dynasty spent its last century and a half never fully recovering before regional warlords tore it apart.