Buuxi weedha soo socota:
1383-1385 xiisadda dhaxalka, Master of Avis, mustaqbalka John I ee Portugal (1385-1433) wuxuu ugu deeqay Reguengo de Tavira Fernão Álvares Pereira, oo ah walaalkii Constable Nuno Álvares Pereira. Kadib, ka dib markii la qabsaday Ceuta, ayaa la bilaabay geedi socodkii Daahfurka Boortaqiiska, tuulada ayaa arki doonta muhiimadeeda istiraatiijiyadeed iyo dhaqaale oo sii kordheysa. Si kastaba ha noqotee, qalcadda waxay muujisay khatar burbur, sida ku xusan cabashada dadkeeda ka hor maxkamadaha 1475.