Career
He was also the National Secretary of the Cooperative League. In 1898, he was sentenced to jail for his role in Fatti di Maggio. Rondani had written ten articles for Il Proletario since 1898.
Rondani tried to renconcile revolutionary and reformist sectors of Italian-American socialists.
However he was called back to Italy soon after his arrival in America, returning in 1900, as he was nominated as a candidate in parliamentary elections.-
In late 1902, he again visited the Americas, on a speaking tour in Argentina and the United States. In Argentina, local socialists organized various propaganda events with him as a speaker.
They also organized debates with anarchists. In the United States., Rondani visited Patterson.
He represented Novara in the Italian parliament between 1919 and 1921.