 Complete the following phrase:  The first wave of Italian immigration to an independent Peru occurred during the period 18401866 the Guano Era: not less than 15,000 Italians arrived to Peru during this period without counting the non-registered Italians and established mainly in the coastal cities, especially, in Lima and Callao. They came, mostly, from the northern states Liguria, Piedmont, Tuscany and Lombardy. Giuseppe Garibaldi arrived to Peru in 1851, as well as other Italians who participated in the 