His alliance with Jagiełło quickly brought him results, as in 1414 Bolesław took an active part in the Polish-Teutonic War at the King's side.
American Civil War | Vietnam War | American Revolutionary War | Cold War | Iraq War | War of 1812 | Spanish Civil War | Korean War | Allies of World War II | English Civil War | Gulf War | Franco-Prussian War | Pacific War | war | Second Boer War | Peninsular War | United States Department of War | Second Sino-Japanese War | Crimean War | Thirty Years' War | Spanish-American War | Trojan War | Union (American Civil War) | French and Indian War | War Office | Falklands War | Seven Years' War | First Balkan War | Hundred Years' War | War Department |
Eichhorn has been founded by German settlers throughout the Ostsiedlung in the Monastic state of the Teutonic Knights and was first mentioned in 1414, when the settlement was damaged by Polish troops in the Polish-Teutonic Hunger War.