Historedia
Person

Cardinal Giacomo Antonelli

Events
2
Episodes
9
Years
1860–1864

Every event in Historedia whose sources name Cardinal Giacomo Antonelli, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.

Events and episodes

  1. Garibaldi's Expedition of the Thousand conquers Sicily and Naples

    1860

    Role: Papal Secretary of State

    1. 11 May 1860 · MarsalaLanding at Marsala

      Garibaldi's Thousand arrived at Marsala on 11 May 1860, aided by Royal Navy ships, marking the start of the expedition.

    2. 15 May 1860 · CalatafimiBattle of Calatafimi

      Garibaldi's Redshirts defeated a larger Neapolitan army at Calatafimi on 15 May 1860, securing his first victory in Sicily.

    3. 27-30 May 1860 · PalermoSiege of Palermo

      Garibaldi's forces besieged and occupied Palermo between 27 and 30 May 1860, taking the capital of Sicily.

    4. 17-24 July 1860 · MilazzoBattle of Milazzo

      Garibaldi's forces defeated royal Neapolitan forces near Milazzo in July 1860, bringing nearly all of Sicily under his control.

    5. August 1860 · Strait of Messina crossingCrossing to the Mainland

      After securing Sicily, Garibaldi's forces crossed from the island to the Italian mainland in August 1860 to continue the campaign against the Kingdom of the Two Sicilies.

    6. 18 September 1860 · CastelfidardoBattle of Castelfidardo

      Piedmontese forces defeated the Papal army at Castelfidardo on 18 September 1860, allowing them to march into Neapolitan territory.

  2. Pius IX issues the Syllabus of Errors, 8 December 1864

    1864

    Role: Secretary of State who criticized Montalembert's speeches

    1. March 1864 · Mechelen, Belgium (speeches); letter location unspecifiedCriticism of Montalembert's Speeches

      Cardinal Giacomo Antonelli criticized Count Charles Montalembert's Mechelen speeches by letter, received at the end of March 1864.

    2. September 1864 · September Convention of 1864Prompting by the September Convention

      Quanta cura was prompted by the September Convention of 1864 between the emerging Kingdom of Italy and the Second French Empire of Napoleon III.

    3. 8 December 1864 · Holy SeeIssuance of the Syllabus of Errors

      Pope Pius IX issued the Syllabus of Errors on 8 December 1864, attached to the encyclical Quanta cura, condemning 80 propositions.

Sources

  1. Battle of Castelfidardo Wikipedia, revision of 2026-08-21
  2. Quanta cura Wikipedia, revision of 2026-07-24