The area of Tristain is approximately that ofand the combined.
Tristain was due to enter an alliance with Germania with the marriage of then-Princess Henrietta to Albert III, Germanian Emperor. However, the marriage was canceled when Germania did not come to aid during the Albionian invasion of Tristain.
The House of Tudor, the former royal house of Albion, was related to the royal house of Tristain. The last king of Albion James was Henry of Tristain's elder brother. Henry was a prince of Albion who the royal house of Tristain through Marianne.
Tristain is militarily weak. It has aand an army fielded by the nobility.
The region of Des Ornières is known for its and .
Tristain has a smaller population than Gallia. The nobility constitutes approximately ten percent of the population.
Most Tristanians follow Brimir's religion, led by the pope. A sect in D'Angleterre followed a variant.
The society of Tristain is divided into social classes: the clergy, the nobility, and the commoners.