The February Revolution in Russia in 1917 led to the abdication of Tsar Nicholas II and the establishment of a provisional government. This event inspired Ukrainians to demand greater autonomy and eventually led to the Ukrainian Revolution.

Mykhailo Hrushevsky was a Ukrainian historian, politician, and statesman who served as the first President of the Ukrainian Central Rada, the provisional government of Ukraine during the Ukrainian Revolution.

The Ukrainian People's Republic (UNR) was proclaimed on January 22, 1918, by the Ukrainian Central Rada. It was the first independent Ukrainian state since the Cossack Hetmanate in the 17th and 18th centuries.

The Treaty of Brest-Litovsk was signed between the Ukrainian People's Republic and the Central Powers (Germany, Austria-Hungary, and Bulgaria) on February 9, 1918. The treaty gave Ukraine independence but required it to cede territory to the Central Powers.

Christian Rakovsky was a Romanian-born Bolshevik revolutionary and politician who served as the first Chairman of the Council of People's Commissars of the Ukrainian Soviet Socialist Republic from 1919 to 1923.

The Battle of Kruty was a military engagement between the Ukrainian People's Republic and the Bolshevik Red Army in January 1918. Despite being outnumbered, the Ukrainian forces managed to delay the Bolshevik advance, which gave the Ukrainian government time to evacuate Kiev.

The Ukrainian Revolution is generally considered to have ended in 1921 with the defeat of the Ukrainian People's Republic by the Bolshevik Red Army and the establishment of the Ukrainian Soviet Socialist Republic.

The Ukrainian Revolution had a profound impact on the region, leading to the establishment of an independent Ukrainian state, the deaths of millions of Ukrainians, and widespread economic and social disruption.

Germany provided the most support to the Ukrainian People's Republic during the Ukrainian Revolution. The German Empire signed the Treaty of Brest-Litovsk with the Ukrainian People's Republic, recognizing its independence and providing military and economic assistance.

The Ukrainian Sich Riflemen (USS) was a Ukrainian nationalist military formation that played a significant role in the Ukrainian Revolution. The USS was formed in 1914 and fought against the Russian Empire and the Bolshevik Red Army.

Kiev served as the capital of the Ukrainian People's Republic during the Ukrainian Revolution. The city was captured by the Bolshevik Red Army in February 1919, but it was recaptured by the Ukrainian forces in August 1919.

The Ukrainian Central Rada delegation, led by Mykhailo Hrushevsky, negotiated the Treaty of Brest-Litovsk with the Central Powers. The treaty was signed on February 9, 1918, and gave Ukraine independence but required it to cede territory to the Central Powers.

Symon Petliura, the leader of the Ukrainian People's Republic, was assassinated by a Bolshevik agent in Paris in 1919. Petliura was a controversial figure, but he is considered a national hero in Ukraine for his role in the Ukrainian Revolution.

The Constitution of the Ukrainian People's Republic was adopted by the Ukrainian Central Rada on April 29, 1918. The constitution established a democratic republic with a unicameral parliament and a president as head of state.

Symon Petliura, the leader of the Ukrainian People's Republic, signed the Treaty of Warsaw with Poland in 1920. The treaty established a military alliance between Ukraine and Poland against the Bolshevik Red Army.