I te matenga o tana tuakana, a Kingi Ferdinand I, i te marama o Oketopa 1383, kaore he tangata tane hei rangatira, he nui nga mahi i mahia kia whai mana ai a Beatrice, te tamahine anake a Ferdinand. I te mea ko ia te rangatira, kua marenatia a Beatrice ki te kingi a John I o Castile, engari ko te whakaaro o te iwi i te whakatikatika i a Portugal i whakauruhia e Castile. Ko te 1383<unk>1385 Porotēhi interregnum
I whai ake, he wā o te koretake tōrangapū, i te wā kāore he ariki i whakahaere i te whenua.