There are people who are called upon to transform customs and society, but of very few may it be asserted that they have changed the entire world. The remarkable woman, the fifth centenary of whose birth we are celebrating, is one of them.
Daughter of King John II and of Isabel of Portugal, his second wife, she is a warrior par excellence; one might perhaps say that her whole life was a battle in which were intermingled enthusiasms, passion and egoism, and there were also lofty thoughts and high purposes.