Template:Lithuania timeline infobox

Grand Duchy of Lithuania
(Seal of Vytautas the Great)
Timeline
1009	Lithuania is mentioned in a written source (the Quedlinburg Chronicle) for the first time.
1202	The Livonian Order is established, which would later pose a recurring threat to pagan Lithuania.
1219	Lithuanian and Samogitian dukes are mentioned in a written source for the first time, conducting a peace treaty.
1251	Mindaugas becomes the first Lithuanian ruler to be baptized in the Catholic Church. According to several accounts, Mindaugas later personally renounced Catholicism and reverted to paganism.
1253	Mindaugas is proclaimed King of Lithuania.
1253-1263	Period of Kingdom of Lithuania.
1263	King Mindaugas is assassinated by his nephews Treniota and Daumantas. The Lithuanian dominion goes into a state of disorder.
1323	Vilnius is mentioned as the capital city of Lithuania by Gediminas.
1368-1372	Algirdas leads three military campaigns towards Moscow.
1377-1392	Jogaila and Kęstutis struggle for power. Later, Jogaila contended for power with Vytautas the Great, and Vytautas obtained supreme power.
1386	Lithuanian Grand Duke Jogaila is proclaimed as King of Poland.
1387	Lithuania is Christianized.
1410	Lithuanian and Polish forces decisively defeat the Teutonic Order in the Battle of Grunwald, ending the Order's military dominance in the region.
1413	Samogitia is Christianized.
1539	Reformation begins in the Grand Duchy of Lithuania.
1563	Sigismund Augustus declares equal rights for Catholic and Orthodox noblemen in the state.
1569	Union of Lublin. Creation of the Polish–Lithuanian Commonwealth between Grand Duchy of Lithuania and Kingdom of Poland. Grand Duchy becomes part of the Commonwealth.
1572	Sigismund II Augustus, last ruler from the Gediminids dynasty, dies.
1579	Vilnius University is founded.
1655	Union of Kėdainiai with Sweden. A faction of the Grand Duchy of Lithuania agrees to a short-lived union, abolishing Lithuania's union with Kingdom of Poland.
1772-1795	Partitions of Polish-Lithuanian Commonwealth. After the third partition in 1795, Lithuania ceased to exist.