Why Did king jhon lose most of his empire in France?

King John of England lost most of his French territories due to a combination of military defeats, poor leadership, and political miscalculations. His failure to effectively manage alliances and respond to the growing power of the French king, Philip II, led to significant losses, including the critical defeat at the Battle of Bouvines in 1214. Additionally, John's heavy taxation and harsh rule alienated many of his vassals, undermining support for his cause. Ultimately, these factors contributed to the loss of Normandy and other territories, diminishing England's influence in France.