The Importance Magna Cartas Dear King John, In the Magna Carta clauses 12,38,39,40,and 45 are the most important out of all clauses. The 12th clause demonstrates that you can't demand taxes without aproval from the people in your kingdom. Basically you can still demand taxes, but your Kingdom has to agree with you. In the future America will use this to justify independence. The 38th clause when no one can put anyone to the law unless they have evidence. Most of the worst injustices in the future have been convicted on no real evidence. Mostly if you can prove someones guilty then you can put them on a trial. The 39th clause establishes the fact that a man can't be arrested except by the judgment of his companions or by the law of the land.
