SSWH14 Why was the Magna Carta most important to the development of constitutional monarchy?

a) It established the legal principle that the monarch was not above the law.

b) It ended the rebellion against King John I

c) It created a council of nobles to prevent the monarch from violating rights.

d) It established that all Englishmen had legal rights

a) It established the legal principle that the monarch was not above the law.