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 Zorka of Montenegro Princess Ljubica of Montenegro (Serbian: Љубица Петровић-Његош ; 23 December 1864 – 16 March 1890), later Princess Zorka Karađorđević in Serbia. She was better known as Queen Zorka of Serbia.