It should be the official aim of all those who rightfully reign, and the ultimate objective of all who are legitimate lords, to cherish the common good of their subjects much more than their own, and to put the common good before their own private interests. They should ensure that the nation which is subject to them be equipped with such defences that, once they have removed all stumbling blocks of a contrary nature, their loyal people, protected by such princes and great lords, should not only see their good fortune increased, but should also enjoy the pleasures of peace, which all men should desire, as well as being protected and defended against adversity. It is certainly expected that this should be put into effect all the sooner, when such Christian kings and princes, acting out of sheer humanity and perfect obedience to Holy Mother Church in Rome, willingly unite in agreement because of their undivided love. Accordingly, the most high and illustrious prince, worthy of being feared and honoured, King Richard, our liege lord, having seen and fully examined all relevant aspects of this matter and having received the agreement of his royal council, is pleased to negotiate and sign, along with the most noble King João of Portugal and the Algarve, his kinsman and good friend, the following treaty of friendship: