In what ways does the Magna Carta still impact law?

http://www.google.com/#hl=en&source=hp&q=magna+carta+influence+on+law+today&aq=f&aqi=&aql=&oq=&gs_rfai=CM6OS2qd7TM_eLYqINvzU2KwEAAAAqgQFT9DQG_o&pbx=1&fp=93c3c78db929eee0

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