At the end of the century, the majority of Bulgar tribes migrated in different directions, and the Khazars took over much of the land.
In 2013, after the government of President Yanukovych had decided to suspend the Ukraine-European Union Association Agreement and seek closer economic ties with Russia, a several-months-long wave of demonstrations and protests known as the Euromaidan began, which later escalated into the 2014 Ukrainian revolution that led to the overthrow of President Yanukovych and his cabinet and the establishment of a new government.
These events formed the background for the annexation of Crimea by Russia in March 2014, and the War in Donbass in April 2014.
Beginning in the sixth century BC, colonies of Ancient Greece, Ancient Rome and the Byzantine Empire, such as Tyras, Olbia and Chersonesus, were founded on the northeastern shore of the Black Sea.
These colonies thrived well into the 6th century AD.
Danylo Romanovych (Daniel I of Galicia or Danylo Halytskyi) son of Roman Mstyslavych, re-united all of south-western Rus', including Volhynia, Galicia and Rus' ancient capital of Kiev.
Danylo was crowned by the papal archbishop in Dorohychyn 1253 as the first King of all Rus'.
During the Middle Ages, the area was a key centre of East Slavic culture, with the powerful state of Kievan Rus' forming the basis of Ukrainian identity.
Following its fragmentation in the 13th century, the territory was contested, ruled and divided by a variety of powers, including Lithuania, Poland, the Ottoman Empire, Austria-Hungary, and Russia.
Kievan Rus' included the central, western and northern part of modern Ukraine, Belarus, far eastern strip of Poland and the western part of present-day Russia.