Complex sentence: From early manhood a disciple of Giuseppe Mazzini and affiliated with the "La Giovine Italia", he took an active part in the Mazzinian conspiracies and was nearly captured by the Austrians while smuggling arms into Milan.
Split into simpler sentences: From early manhood he was a disciple of Giuseppe Mazzini and affiliated with the "La Giovine Italia". He took an active part in the Mazzinian conspiracies and was nearly captured by the Austrians while smuggling arms into Milan.