What was the nickname of the princess that signed the Lei Áurea law?
Isabel, Princess Imperial of Brazil Dona Isabel (English: Isabella; 29 July 1846 – 14 November 1921), nicknamed "the Redemptress", was the heiress presumptive to the throne of the Empire of Brazil, bearing the title of Princess Imperial. She also served as the Empire's regent on three occasions.
Tehauroa Rere-ao Te-hau-roa-ari'i, also given as Teri'i-hau-roa ( 1830 – 18 March 1884), was the Queen of Raiatea and Tahaa. In the Tahitian language, her name means "flying-in-the-world" and "perpetual peace" or "long governments of kings". She was the only reigning Queen of Raiatea.