The Seven Years' War was a conflict that took place during the reign of the Redanian ruler, King Vestibor, between Redania and the Northern Coalition (inclouding Kaedwen, Temeria, Hengfors, and Malleore) in 11th century post resurrection.
Which resulted in Redania fall heavily - coalition of Northern kingdoms (Malleore, Caingorn & Kaedwen (reign of Dagread likely) occupied fertile valleys of the rivers Buina and Nimnar and Temeria in south, conquered Novigrad and Pontar Delta until reign of king Radovid III. known as the Bold who (by war or negotiations) get his old borders back.
During negotiation between Radovid III and Temerian king (likely Goidemar) a compromise was reached, nor Redania or Temeria have Novigrad since that because city gains status of Free City.
- Seven Years' War - was conflict between 1754 and 1763 for colonies.
- Northern Seven Years' War - was the war between the Kingdom of Sweden and a coalition of Denmark–Norway, Lübeck and Poland, fought between 1563 and 1570.