What was the nickname of the princess that signed the Lei Áurea law?
Lei Áurea The Lei Áurea (] ; English: Golden Law ), adopted on May 13, 1888, was the law that abolished slavery in Brazil. It was signed by Isabel, Princess Imperial of Brazil (1846–1921), an opponent of slavery, who acted as regent to Emperor Dom Pedro II, who was in Europe.
Princess Marie Adelaide of Luxembourg Princess Marie-Adélaïde of Luxembourg (Marie-Adélaïde Louise Thérèse Wilhelmine; 21 May 1924 – 28 February 2007) was a Luxembourgish princess, the third child and the second daughter of Grand Duchess Charlotte (1896–1985) and Felix of Bourbon-Parma (1893–1970).