 Nyorai kupfuurira kweiyi ndima - John VI akatarisana nedambudziko rezvematongerwe enyikaapo mapoka muPortugal akaedza kudzorera kumashure metropolitanisation yeyaimbova koloni yavo. Nokuguma kweHondo dzaNapoleon kwakauya kudanwa kwokuti John adzokere kuLisbon uye kuti Brazil idzokere kumugariro wayo wapakuvamba wekoloni. Pakupera kwa 1821 mugariro wacho wakanga wava usingatsungiririki uye John VI nemhuri youmambo vakadzokera kuPortugal. 