Lux perpetua is a historical novel

Historical novel

According to Encyclopædia Britannica, a historical novel is-Development:An early example of historical prose fiction is Luó Guànzhōng's 14th century Romance of the Three Kingdoms, which covers one of the most important periods of Chinese history and left a lasting impact on Chinese culture.The...

 with fantasy elements

Fiction

Fiction is the form of any narrative or informative work that deals, in part or in whole, with information or events that are not factual, but rather, imaginary—that is, invented by the author. Although fiction describes a major branch of literary work, it may also refer to theatrical,...

, written by Andrzej Sapkowski

Andrzej Sapkowski

Andrzej Sapkowski, born 21 June 1948 in Łódź, is a Polish fantasy writer. He is best known for his best-selling book series The Witcher.-Biography:...

. It is the last part of the trilogy. Its events take place in Bohemia

Bohemia

Bohemia is a historical region in central Europe, occupying the western two-thirds of the traditional Czech Lands. It is located in the contemporary Czech Republic with its capital in Prague...

, Silesia

Silesia

Silesia is a historical region of Central Europe located mostly in Poland, with smaller parts also in the Czech Republic, and Germany.Silesia is rich in mineral and natural resources, and includes several important industrial areas. Silesia's largest city and historical capital is Wrocław...

 and Poland

Poland

Poland , officially the Republic of Poland , is a country in Central Europe bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine, Belarus and Lithuania to the east; and the Baltic Sea and Kaliningrad Oblast, a Russian exclave, to the north...

, during the time of Hussite Wars

Hussite Wars

The Hussite Wars, also called the Bohemian Wars involved the military actions against and amongst the followers of Jan Hus in Bohemia in the period 1419 to circa 1434. The Hussite Wars were notable for the extensive use of early hand-held gunpowder weapons such as hand cannons...

. Its action takes place from 1429 until the Battle of Lipany

Battle of Lipany

The Battle of Lipany or Lipan, also called the Battle of Česky Brod, was fought at Lipany 40 km east of Prague on 30 May 1434 and virtually ended the Hussite Wars...

 (fall of the Taborites). The title comes from the Latin

Latin

Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 requiem mass, "Requiem æternam dona eis, Domine, et lux perpetua luceat eis."
The Trilogy includes:

• Narrenturm
• Boży bojownicy
  Bozy bojownicy
  Boży bojownicy is a historical novel with fantasy elements, written by Andrzej Sapkowski. It is the sequel to Narrenturm. Its events take place in Bohemia and Silesia, during the time of Hussite Wars.The Trilogy includes:...
  
  
• Lux perpetua