What main idea does the Magna Carta and Rule of Law have in common?

Oh Dang I thought it was the same thing But,

The main idea behind Magna Carta and The Rule of Law is that it was employed to suggest that, EVERYONE  is subject to the law set out by government officials and in this case, political historians, in order to govern a society/ nation.

Explanation: Magna Carta Libertatum, better known as Magna Carta, is a charter of rights emphasised upon by King John of England in early June 1215. It was initially set out and drafted by the Archbishop of Canterbury to amend and bring peace amidst the unpopular king and the group of rebels known as the barons.

not to sure sdi, strategic defense initiative

lancelot said to the beautiful ellen i c u r a b u t l n (i see you are a beauty lancelot was the greatest and worst of the knights who became the king's champion and undertook quests in the king's name. he became the adulterous lover of queen guinevere, and they had a son named galahad.