The Magna Carta is a founding document of individual liberty, the rule of law, and parliamentary democracy. In this accessible and engaging book, Chris Berg and John Roskam explain what the Magna Carta is, where it came from, and why it matters.The barons demanded of King John nothing less than a wholesale revolution of government. The Magna Carta established the fundamental link between tax and consent.Eight centuries later, understanding how our liberties came from a revolt against oppressive taxation has never been more important.