"Portugal expanded its power globally" . . . . "Portuguese" . . . "discovered" . "Kingdom of Portugal" . "crown's" . . "History of Portugal (1415\u20131578)#Explorations" . "Portuguese expansion" . . . . . . . . . . . . . . . . . . . . . . . . . . "Portuguese Age of Discovery" . . . . . . . . . . "attempts by Portugal" . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Aviz dynasty" . . . . . . . . . . . . . . . . . . . . . . . . . . . "History of Portugal (1415\u20131578)" . . . . . . . . . . . . . . . . . . . . . . . . . "Portugal" . . . . . . . . . . . . . . . . . . . . "Portuguese expedition" . . . . . . . . . . . . "Portugal and the Algarves" . "crown" . . "Portuguese navigator" . . . . "Kingdom of Portugal and the Algarves" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Africa" . . . . . . . "Portuguese sent missions" . . . . . . . . . . . . . . . . . . . . . . . . . . "History of Portugal (1415\u20131578)" . "Discoveries" . . . . . . . . . . . . . . . . . . "Portugal 1494 to 1580" . . . . . "Portuguese discoveries" . . . . . . . . . .