Which European country was ruled by the House of Vasa from 1523 - 1818?
House of Vasa House of Vasa The House of Vasa (, , ) was an early modern royal house founded in 1523 in Sweden, ruling Sweden 1523–1654, the Polish-Lithuanian Commonwealth 1587–1668, and the Tsardom of Russia 1610–1613 (titular until 1634). Its agnatic line became extinct with the death of King John II Casimir of Poland in 1672. The House of Vasa descended from a Swedish 14th-century noble family, tracing agnatic kinship to Nils Kettilsson (Vasa) (died 1378), "fogde" of "Tre Kronor" Castle in Stockholm. Several members held high offices during the 15th century. In 1523, after the abolition of the Kalmar Union, Gustav
Władysław IV Vasa Władysław IV Vasa Władysław IV Vasa or Ladislaus IV Vasa (9 June 1595 – 20 May 1648) was king of Poland of the Royal House of Vasa who ruled from 1632 until his death in 1648. He was elected Tsar of Russia by the Seven Boyars in 1610, but did not assume the Russian throne due to his father's position and a popular uprising. Władysław IV was the son of Sigismund III Vasa (Polish: "Zygmunt III Waza") and his wife, Anna of Austria (also known as Anna of Habsburg). Nevertheless, until 1634 he used the title of Grand Duke of