Legnica is a city in southwestern Poland, in the central part of Lower Silesia, on the Kaczawa River and the Czarna Woda. It is the seat of the county and since 1992 the city has been the seat of a Diocese. As of 2023, Legnica had a population of 97,300 inhabitants.
Henry II the Pious was Duke of Silesia and High Duke of Poland as well as Duke of South-Greater Poland from 1238 until his death. Between 1238 and 1239 he also served as regent of Sandomierz and Opole–Racibórz. He was the son of Henry the Bearded and a member of the Silesian Piast dynasty. In October 2015, the Roman Catholic Diocese of Legnica opened up his cause for beatification, obtaining him the title of Servant of God.
The Battle of Legnica, also known as the Battle of Liegnitz or Battle of Wahlstatt, was a battle between the Mongol Empire and combined European forces that took place at the village of Legnickie Pole (Wahlstatt), approximately 10 kilometres (6 mi) southeast of the city of Legnica in the Duchy of Silesia on 9 April 1241.
Racibórz is a city in Silesian Voivodeship in southern Poland. It is the administrative seat of Racibórz County.
The Duchy of Silesia with its capital at Wrocław was a medieval duchy located in the historic Silesian region of Poland. Soon after it was formed under the Piast dynasty in 1138, it fragmented into various Silesian duchies. In 1327, the remaining Duchy of Wrocław as well as most other duchies ruled by the Silesian Piasts passed to the Kingdom of Bohemia as Duchies of Silesia. The acquisition was completed when King Casimir III the Great of Poland renounced his rights to Silesia in the 1335 Treaty of Trentschin.
Bolesław II the Horned, known also as Bolesław II the Bald, a member of the Silesian Piasts, was High Duke of Poland briefly in 1241 and Duke of Silesia at Wrocław from 1241 until 1248, when the duchy was divided between him and his brothers. After the partition, he ruled the Silesian Duchy of Legnica until his death. The second Mongol raid against Poland, led by Nogai Khan, occurred during his reign.
Vladislaus I of Opole was a Duke of Kalisz during 1234–1244, Duke of Wieluń from 1234 to 1249 and Duke of Opole–Racibórz from 1246 until his death.
The Duchies of Silesia were the more than twenty divisions of the region of Silesia formed between the 12th and 14th centuries by the breakup of the Duchy of Silesia, then part of the Kingdom of Poland. In 1335, the duchies were ceded to the Kingdom of Bohemia under the Treaty of Trentschin. Thereafter until 1742, Silesia was one of the Bohemian crown lands and lay within the Holy Roman Empire. Most of Silesia was annexed by the King of Prussia under the Treaty of Berlin in 1742. Only the Duchy of Teschen, the Duchy of Troppau and the Duchy of Nysa remained under the control of the Bohemian crown and as such were known as the Duchy of Upper and Lower Silesia until 1918.
Baidar Khan, also known as Peta, was the sixth son of Chagatai Khan. He participated in the European campaign with his nephew Büri from 1235-1241. He commanded the Mongol army assigned to Poland with Kadan and, probably, Orda Khan.
The Silesian Piasts were the elder of four lines of the Polish Piast dynasty beginning with Władysław II the Exile (1105–1159), eldest son of Duke Bolesław III of Poland. By Bolesław's testament, Władysław was granted Silesia as his hereditary province and also the Lesser Polish Seniorate Province at Kraków according to the principle of agnatic seniority.
The Duchy of Głogów or Duchy of Glogau was one of the Duchies of Silesia ruled by the Silesian Piasts. Its capital was Głogów in Lower Silesia.
The Mongol Invasion of Poland from late 1240 to 1241 culminated in the Battle of Legnica, where the Mongols defeated an alliance which included forces from fragmented Poland and their allies, led by Henry II the Pious, the Duke of Silesia. The first invasion's intention was to secure the flank of the main Mongolian army attacking the Kingdom of Hungary. The Mongols neutralized any potential help to King Béla IV being provided by the Poles or any military orders.
Mieszko II the Fat was a Duke of Opole-Racibórz from 1230 until his death, and Duke of Kalisz-Wieluń during 1234–1239.
Mieszko of Lubusz, a member of the Silesian Piasts, was Duke of Lubusz from 1241 until his death.
The Duchy of Opole and Racibórz was one of the numerous Duchies of Silesia ruled by the Silesian branch of the royal Polish Piast dynasty. It was formed in 1202 from the union of the Upper Silesian duchies of Opole and the Racibórz, in a rare exception to the continuing feudal fragmentation of the original Duchy of Silesia.
The Battle of Tarczek took place on 13 February 1241, during the first Mongol invasion of Poland. It ended in the defeat of the Polish armies of Lesser Poland.
The Battle of Opole took place in the Polish town of Opole, in early April 1241, during the Mongol invasion of Poland. It ended in the victory of the Mongol forces, who defeated knights from Opole Silesia and Lesser Poland, headed by Duke Wladyslaw Opolski.
The sack of Sandomierz during the first Mongol invasion of Poland took place on 13 February 1241. It ended in the victory of the Mongol forces, who captured the city and burned it, massacring the residents.
The sack of Kraków during the first Mongol invasion of Poland took place on either 22 or 28 March 1241. It ended in the victory of the Mongol forces, who captured the city and burned it, massacring most of its residents.
The Battle of Suchodoł was fought on 25 May 1243 between the Lesser Poland forces of Klement of Ruszcza, representing supporters of Boleslaw Wstydliwy, and supported by Hungarian troops of Béla IV of Hungary; against the Masovian forces of Konrad Mazowiecki, with further support by several units of Mieszko II The Fat.
