Texas Portuguese Empire portalHistory portalGeography portalThis category is for topics specifically related to the year 1554 in the Portuguese Empire. 15491550155115521553155415551556155715581560 1500s1510s1520s1530s1540s1550s1560s1570s1580s1590s1600s Subcategories This category has only the following subcategory. / 1554 establishments in the Portuguese Empire (4 P)