The Magna Carta Turns 800 Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email 'Magna Carta: Law, Liberty, Legacy' exhibition opens at the British Library in London, England on March 12, 2015. ( Tolga Akmen/Anadolu Agency / Getty ) Produced by Mythili Rao Produced by PRI and WNYC