Marsala the area has been conquered by Norman, Angevin and Aragonese troops. During this time, Marsala became wealthy, primarily through trade. However the blocking up of the harbour of Punta Alga, decreed by Emperor Charles V so as to stop Saracen forays, brought an end to this period of prosperity. The development of Marsala wine at the end of the 18th century, headed by English merchants settled in Sicily, considerably improved local trade. This triggered an economic expansion in Marsala, including the funding of infrastructure projects such as the current harbour of Margitello. On 11 May 1860 Giuseppe Garibaldi landed at
Vincenzo Florio Sr. wine ("Cantina Florio") in Marsala. He establish his winery between the ones of John Woodhouse and Benjamin Ingham, the original British pioneers in the Marsala wine trade. and became the first Italian producer of Marsala wine. He built splendid cellars in the town's tuff rock in which to produce and conserve the wine. Florio also invested in the sulfur trade, mainly to the British Empire. In 1840, he co-founded Anglo-Sicilian Sulfur Company Limited in Palermo with the British entrepreneurs Benjamin Ingham – also engaged in Marsala wineries – and Agostino Porry, for the production and marketing of sulfuric acid and