A History Of Ukraine -
Internal fragmentation and the Mongol invasion (1240) ended Kyivan Rus' as a centralized power. Partition and the Cossack Era
Under Yaroslav the Wise , Kyiv became a major European political and cultural hub. A History of Ukraine
A powerful East Slavic federation centered in Kyiv. Internal fragmentation and the Mongol invasion (1240) ended
### Ancient Foundations and Kyivan Rus'The territory of modern Ukraine has been inhabited since prehistoric times, notably by the (c. 4500 BCE) and later nomadic groups like the Scythians and Sarmatians . Greek and Roman colonies also flourished along the Black Sea coast. A History of Ukraine
