Whakaotihia te rerenga e whai ake nei: I whakaturia te whare e Kingi John I o Portugal, Grand-Master o te Order of Aviz me te tama i whanau mai i te kingi Pedro I (o te Whare Portuguese o Burgundy), i eke ki te torona i muri i te angitu o tana tono i te wa o te
1383<unk>1385 Ko te rangatiratanga o Potukara. Ko nga rangatira o Aviz ka whakahaere i Portugal i roto i te Age of Discovery, ka whakapumautia a Portugal hei mana o te ao whai muri i te hanganga o te Emepaea Potukara. I te tau 1494, i wehewehea e Pope Alexander VI te ao i raro i te mana o Portugal me Spain me te Tiriti o Tordesillas.