HISTORIC TIMELINE
Kievan Rus', a key center of East Slavic culture, was founded.
Kievan Rus' was destroyed by the Mongol invasions.
The short-lived Ukrainian People's Republic was established following the Russian Revolution.
The Ukrainian Soviet Socialist Republic became a constituent republic of the Soviet Union.
Millions of Ukrainians perished in a man-made famine known as the Holodomor.
Ukraine declared independence as the Soviet Union dissolved.
Ukraine adopted a new constitution, transitioning to a free market liberal democracy.
The Orange Revolution led to electoral and constitutional reforms in Ukraine.
Mass demonstrations culminated in a revolution against the government.
Russia unilaterally occupied and annexed Crimea from Ukraine.
Russia launched a full-scale invasion of Ukraine, escalating the ongoing conflict.