 Complete the following phrase:  Avram Iancu, the leader of the 1848 Romanian revolution in Transylvania, was a young lawyer in the city of Marosvásárhely before engaging in the fight for the rights of the Romanians living in Transylvania. On 4 November 1848, the Szekler troops were beaten by the Austrian imperial troops under its walls, and the city was also captured. On 13 January 1849 the troops of major Tolnay recaptured it. On 30 July 1849, Sándor Petőfi and Józef Bem set out from here for the 