The Concordat of the Forty Articles () was an

agreement Agreement may refer to: Agreements between people and organizations * Gentlemen's agreement, not enforceable by law * Trade agreement, between countries * Consensus (disambiguation), a decision-making process * Contract, enforceable in a court of ...

reached in 1289 between the

Kingdom of Portugal The Kingdom of Portugal was a Portuguese monarchy, monarchy in the western Iberian Peninsula and the predecessor of the modern Portuguese Republic. Existing to various extents between 1139 and 1910, it was also known as the Kingdom of Portugal a ...

and the

Holy See The Holy See (, ; ), also called the See of Rome, the Petrine See or the Apostolic See, is the central governing body of the Catholic Church and Vatican City. It encompasses the office of the pope as the Bishops in the Catholic Church, bishop ...

. Signed by King Denis and Pope Nicholas IV, it ended a conflict between the Portuguese monarchy and the Papacy that had begun in 1267 under Denis's father, Afonso III. The dispute had led to the

excommunication Excommunication is an institutional act of religious censure used to deprive, suspend, or limit membership in a religious community or to restrict certain rights within it, in particular those of being in Koinonia, communion with other members o ...

of both kings.F. A. Dutra, "Dinis, King of Portugal", in Michael Gerli (ed.), ''Medieval Iberia: An Encyclopedia'' (Routledge, 2003), p. 285.

References

1289 in Europe Treaties of the Holy See Treaties of the Kingdom of Portugal Holy See–Portugal relations {{Portugal-hist-stub