Mazzini was one of the most important philosopher nationalist of the 19th century. He carried the torch of Italian nationalism to every corner of the state. He was inspired by the cause of Italian unity and was disgusted by the foreign domination over Italy. He emphasized the glory of Italian past. He put forth the glorious achievements of history in front of the masses to motivate them and to instill a sense of national pride among them. His tireless work resulted in the birth and spread of nationalism in Italy. Mazzini was republican by principles and opposed the monarchial institutions and emphasized upon the natural rights of the citizens and the end of all forms of exploitation. Mazzini highlighted the common elements of diverse local cultures and this led Italians perceiving themselves as a part of one national culture. He propagated the sense of sacrifice for the cause of mother land among the people .He asked the young generation of Italy rise in support of the cause of Italian nationalism.
Mazzini established Young Italy in 1831 to spread his message among Italians and to strengthen the spirit of nationalism. His association attracted the young people and played an important role in motivating them to fight for the cause of Italian nationalism. The speeches and writings of Mazzini brought intellectual revolution in Italy and ideological unification could take place before political unification. The works of Mazzini eased the task of Cavour. The spirit of nationalism generated and strengthened by Mazzini could be used by Cavour to instigate popular revolts against foreign rule and to unify various small principalities through referendum.