On 30 May 1431, Joan of Arc was executed at Rouen.

Rouen was under English control at the time, and the execution took place during the later stages of the Hundred Years’ War. Joan had been captured the year before and put through a trial process that served English political interests as well as church procedure.

Her importance came from what she had already done for Charles VII. She had helped his cause after the siege of Orléans and was linked to the campaign that brought him to Reims for his coronation. For the English side, she was a problem even as a prisoner.

The English government claimed the French crown for Henry VI, who was still a child. Joan’s reputation worked against that claim. If she could be condemned as a heretic, then the cause she had supported could be damaged as well.

The trial used church procedure, but it took place in an English-controlled political setting. That distinction matters. The execution punished Joan and tried to weaken the authority she had given to Charles VII’s kingship.

She was condemned and burned at Rouen. For this date, the point is the war setting: English power in Normandy, a disputed French crown and the attempt to destroy the reputation of a prisoner who had helped change the course of the conflict.