of World War I, Ukraine was not an independent political entity or state. The majority of the territory that makes up the modern country of Ukraine was...

Technology during World War I (1914–1918) reflected a trend toward industrialism and the application of mass-production methods to weapons and to the technology...

of World War I. Below is a table showing the outbreaks of wars between nations which occurred during World War I. Indicated are the dates (during the...

USSR, by Nazi Germany during the Second World War. By September 1941, the German-occupied territory of Ukraine was divided between two new German administrative...

During World War I (1914–1918), Brazil initially adopted a neutral position, in accordance with the Hague Convention, as an attempt to maintain markets...

During World War I and World War II, Switzerland maintained armed neutrality, and was not invaded by its neighbors, in part because of its topography,...

The United Kingdom was a leading Allied Power during the First World War of 1914–1918. They fought against the Central Powers, mainly Germany. The armed...

fought by Ukraine, by Ukrainian people or by regular armies during periods when independent states existed on the modern territory of Ukraine, from the...

been provided or promised to Ukraine during the Russo-Ukrainian War, particularly since the 2022 Russian invasion of Ukraine. This list includes delivered...

While Poland did not exist as an independent state during World War I, its geographical position between the fighting powers meant that much fighting and...

During the First World War (1914–1918), Denmark maintained its neutrality. The position of neutrality was agreed to by all the major political parties...

During World War I (1914–1918), belligerents from both the Allied Powers and Central Powers violated international criminal law, committing numerous war...

Bolsheviks in late 1917. Following the conclusion of World War I and with the Peace of Riga, Ukraine was partitioned once again between Poland and the Bolshevik...

The Kingdom of Romania was neutral for the first two years of World War I, entering on the side of the Allied powers from 27 August 1916 until Central...

Front or Eastern Theater of World War I (German: Ostfront; Romanian: Frontul de răsărit;), for Russia Second Patriotic War (Russian: Вторая Отечественная...

World War III (WWIII or WW3), also known as the Third World War, is a hypothetical future global conflict subsequent to World War I (1914–1918) and World...

well as the closing stage of the Eastern Front of World War I. During the First World War, Ukraine was in the front lines of two of the main combatants...

Ukrainians died in the Holodomor, a human-made famine. The German occupation during World War II in Ukraine was devastating, with 7 million Ukrainian...

Conflicts took place in North Africa during World War I (1914–1918) between the Central Powers and the Entente and its allies. The Senussi of Libya sided...

the Ukrainian SSR's territory expanded westward. Axis armies occupied Ukraine from 1941 to 1944. During World War II, elements of the Ukrainian Insurgent...

localities in Ukraine during the ongoing Russo-Ukrainian War, which started in 2014 and escalated with the Russian invasion of Ukraine in 2022. It includes...

Kingdom of Croatia, Slavonia and Dalmatia was part of Austria-Hungary during World War I. Its territory was administratively divided between the Austrian and...

The Reichskommissariat Ukraine (RKU; lit. 'Reich Commissariat of Ukraine') was established by Nazi Germany in 1941 during World War II. It was the civilian...

Russo-Ukrainian War include six deaths during the 2014 annexation of Crimea by the Russian Federation, 14,200–14,400 military and civilian deaths during the...

invaded Ukraine in a major escalation of the Russo-Ukrainian War, which started in 2014. The invasion, the largest conflict in Europe since World War II,...

involved in World War I as part of the British Empire. More than one million Indian troops served overseas, of whom more than 60,000 died during the war. In World...

Ukrainian–Soviet War (Ukrainian: радянсько-українська війна, romanized: radiansko-ukrainska viina) is the term commonly used in post-Soviet Ukraine for...

This is a list of Ukrainian, Russian and Russian-separatist aircraft losses during the Russo-Ukrainian War based on visual evidences or official confirmation...

the beginning of the Russian invasion of Ukraine in 2022, the Russian military and authorities have committed war crimes, such as deliberate attacks against...

timeline of declarations of war during World War II. A declaration of war is a formal act by which one nation goes to war against another. The declaration...