Jogaila Algirdaitis, Grand Duke (lithuania) : All Data
Jogaila Algirdaitis was the Grand Duke of the Grand Duchy of Lithuania from 1377 to 1434. During his reign, he faced several significant wars and conflicts. One of the most important wars was the Lithuanian Civil War (1381-1384), which erupted due to internal power struggles within the Grand Duchy. Another notable conflict was the Battle of Grunwald (1410), where Jogaila, alongside his ally, the King of Poland, defeated the Teutonic Knights, marking a turning point in the struggle against the Order. Jogaila's long reign also saw the Lithuanian-Teutonic Wars (1409-1411), which further solidified his position and expanded the influence of the Grand Duchy.