1) Iuliu Maniu was a prominent Romanian politician who played a key role in Romania's Great Union in 1918 which unified Transylvania with Romania. 2) As the chairman of the Congressional Council, Maniu successfully integrated the Transylvanian administration into reunited Romania after the union. 3) Maniu fought against Austrian-Hungarian oppression in Transylvania, the domination of Ionel Bratianu in politics, and later Soviet influence in Romania as an advocate for democracy and opponent of authoritarianism.