1791 in Spain

• Monarch – Charles IV
• Hector, baron de Carondelet
• First Secretary of State - José Moñino

Sources:^[1][2][3]

• 15 August - Spanish-Moroccan War resumes after failed peace talks.
• 21 August - Haitian Slave Revolt against France begins, with Spanish support and intervention given in St. Domingue.^{[4][AI-retrieved source]}
• 24 August - Spain bombards Tangier in a response to Moroccan Sultan Moulay Yazid’s declaration of war and siege of Ceuta.^{[5][6][7][8][9]}
• 1 September - Morocco begins to withdraw due to low morale, economic strain, and internal strife.
• 22 December - Spain offers to negotiate an American treaty on Mississippi River navigation and port use.^[10]

• Jose Melchor Gomiz
• Nicolás Ledesma^[11]
• Ángel de Saavedra, 3rd Duke of Rivas^[12]
• Manuela Malasaña

^{[citation needed]}

• 25 August - José Iglesias de la Casa (born 1748)
• 15 September - Tomás de Iriarte