Muscovite–Lithuanian Wars
The Muscovite–Lithuanian Wars were a long series of fights between the Grand Duchy of Lithuania (which later joined with Poland to form the Polish–Lithuanian Commonwealth) and the Grand Duchy of Moscow, the early Russian state that would become Russia. The wars shaped the borders and power of Eastern Europe from the 1300s to the 1500s.
In the 14th and 15th centuries, Lithuania was a very large country, stretching from Kiev toward the Baltic Sea. It fought with Moscow as Moscow grew stronger. The Lithuanians sometimes won battles, but Moscow steadily gained ground and influence. Notable leaders included Gediminas, Algirdas, and Vytautas. Algirdas conducted several invasions against Moscow in the 1360s and 1370s, winning battles on the border but never capturing Moscow itself. Over time, Moscow expanded westward, taking control of many neighboring lands.
A major turning point came at the end of the 15th century. Ivan III of Moscow declared that he ruled all of Russia and saw himself as the heir to the old lands of Kievan Rus’. This strengthened Moscow’s push to expand its territory at Lithuania’s expense. In the early 1500s, fighting flared again. In 1494 and then in 1503–1508, Lithuania and Moscow signed peace agreements that left most borders as they were, though Lithuania lost some lands around the Oka River. The period included hard battles and shifting alliances, and the conflict helped move Lithuania toward tighter ties with Poland.
From 1512 to 1522, a renewed struggle over Smolensk (a major trading city) drove much of the fighting. The Russians captured Smolensk in 1514 after a long siege, but the Lithuanians and their allies won key battles elsewhere, such as Orsha in 1514. A peace treaty in 1522 kept Smolensk under Russian control for a time and set a six-year truce that lasted longer.
In 1547, Russia became the Tsardom of Russia under Ivan IV (the Terrible). This change increased Russia’s ambitions and led to the Livonian War, a broader fight for control of the Baltic region. By the late 1550s to 1570s, Russia and its opponents, including Poland–Lithuania and their allies, battled over Livonia. In 1569, Lithuania accepted stronger ties with Poland and formed the Polish–Lithuanian Commonwealth.
From 1577 to 1582, another major conflict broke out as Russia pressed into Livonia while the Commonwealth fought to defend its gains. Stefan Batory, the Polish king, led several offensives to take back Baltic lands and defeated Russian forces in multiple campaigns. The war ended with the Peace of Jam Zapolski in 1582, in which Russia gave up its claims to Livonia and Polotsk but kept core Russian lands. The peace held for about a generation, until further conflicts between the Commonwealth and Russia resumed in 1605.
In short, these wars began as border clashes when Lithuania expanded, but they grew into a struggle over control of lands around the Baltic Sea. Over time, Moscow grew stronger and Lithuania’s power waned, deepening the alliance between Poland and Lithuania and shaping the region for many years to come.
This page was last edited on 3 February 2026, at 15:39 (CET).