Troyes

Troyes is a commune of France. It is the capital city of the Aube department in north-central France. It is on the Seine river about southeast of Paris. It was briefly the capital of France in the early 15th century.
The name troy weight for gold derives from the standard of measurement which developed in Troyes.
History.
Troyes has existed since Roman times. It was the capital of the Counts of Champagne.
The first Lord of Troyes was Gwain de Nantouillet in 884.
In 1417, the Duke of Burgandy and Isabeau of Bavaria, wife of Charles VI of France, planned to establish the capital of France at Troyes. This included a court, council, and parliament with comptroller's offices.
In 1419-1425, during the Hundred Years' War, Troyes was the center of the royal government.