Garibaldi’s Thousand-Man Expedition was the 1860 volunteer campaign that broke Bourbon control of Sicily and southern Italy and transferred the south to Victor Emmanuel II. Its rapid victories form the military turning point in the historical background to the novel, while accounts of the campaign also helped shape the novel’s depiction of Tancredi Falconeri as a young man playing at revolution with both audacity and calculation.

Background and Departure

When the novel opens, the Kingdom of the Two Sicilies is nearing its end: Ferdinand II has died, and the Italian peninsula is moving toward political unification. The Risorgimento had gathered strength after the Napoleonic Wars and reached an earlier high point in 1848. Leadership now rested chiefly with Piedmont, the Kingdom of Sardinia, ruled from Turin by Victor Emmanuel II, with Cavour as prime minister.

In early May 1860, Garibaldi acted against Cavour’s wishes and sailed from near Genoa with a thousand volunteers bound for Sicily. The expedition was an armed campaign undertaken by volunteers, not a Piedmontese operation initiated with the prime minister’s approval. Its destination was an island still held by the Bourbons, and its progress would quickly turn that challenge into a wider struggle for control of the south.

Campaign in Sicily and on the Mainland

The volunteers, known as the Redshirts or Garibaldini, landed at Marsala. They defeated Bourbon troops at Calatafimi, then occupied Palermo within three weeks. The speed of this advance changed the scale of the expedition: Garibaldi, hailed as Dictator of Sicily, gathered additional volunteers and prepared to carry the campaign across the strait.

Garibaldi crossed to the mainland, moved up the coast, and entered Naples in triumph. In the autumn, Bourbon armies were defeated on the Volturno. Piedmontese forces besieged Francis II of the Two Sicilies at Gaeta, the last Bourbon king’s refuge, while Garibaldi handed southern Italy over to Victor Emmanuel II and withdrew to private life. The sequence brought the military campaign from a volunteer landing in Sicily to the transfer of the south to the king.

Political Consequences

Plebiscites were held across the peninsula, and every state agreed to join the united kingdom except the Papal States, which remained under the protection of troops sent by Napoleon III for reasons of French domestic politics. The expedition thus formed part of a larger process of annexation and political consolidation, rather than standing alone as the completion of unification. In 1870, the declaration of Rome as Italy’s capital marked the official culmination of that process.

The campaign’s revolutionary phase did not end simply with Garibaldi’s transfer of the south. In 1862, he attempted to force the unresolved question of Rome by marching on it; Piedmontese troops routed his men on the slopes of Aspromonte in Calabria and wounded him. That later clash ended the revolutionary phase of the Risorgimento. The expedition’s swift advance had helped make a united kingdom possible, but the subsequent confrontation also exposed the limits imposed on revolution by the new state’s own forces.

Historical Sources and the Novel

The historical account emphasizes that the novel’s setting rests on precise genealogical and topographical references, as well as the author’s close familiarity with contemporary diaries. Tancredi’s hot-headed, theatrical manner of playing the revolutionary draws in part on Francesco Brancaccio di Carpino’s account of the 1860 venture, Tre Mesi nella Vicaria di Palermo. Brancaccio presents young men of good family treating the revolution as an adventure, with few battles and little discipline, amid opportunities to name Sicily’s notables as comrades.

The novel does not simply adopt that account as transparent history. Its author treats Brancaccio’s depiction as artificial and gives Tancredi’s conduct a commentary that marks its opportunism, countering what might otherwise sound false. The more grounded texture of the novel’s historical world also comes from the inept but authentic diary entries of the author’s grandfather, Giuseppe Tomasi, whose days were framed by rosaries and devotional practices, a passion for horses, and the drabness of his elder son, Paolo. Tancredi and Angelica Sedàra are identified as the characters whose political actions are partly constructed beyond the historical record or memory. The expedition therefore matters both as a real campaign that overturned Bourbon rule and as a contested source for the novel’s portrait of revolutionary performance.