<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.bila fedha kutoka ngombe wa maziwa wa angola, utawala wa kifalme wa isabel nchini ureno, ambako ndiko alikuwa anachimbia fedha zitokanazo na vitegauchumi vya kimataifa, hautakuwa endelevu.  <response>: without the angolan cash cows, isabels empire in portugal, where she parked much of her international investments, will also become unsustainable. 