The main purpose of each of the excerpts from the Magna Carta and the Declaration of the Rights of Man is:
to declare the intentions of the writers and their purpose for writing.
Both passages outline the reasons behind their respective documents, emphasizing the principles they aim to uphold and the significance of those principles for society. The Magna Carta speaks to the rights of the Church and its freedoms, while the Declaration of the Rights of Man articulates the natural and unalienable rights of citizens, intending to set forth a foundation for governance and societal order.