Pierre Deval (1758–1829) was French Consul-General in Algeria from 1814 to 1827.''Eastward bound: Dutch ventures and adventures in the Middle East'' by G. J. H. van Gelder, Ed de Moor p.139
/ref> He is known for his diplomatic mission to the

Regency of Algiers The Regency of Algiers ( ar, دولة الجزائر, translit=Dawlat al-Jaza'ir) was a state in North Africa lasting from 1516 to 1830, until it was conquered by the French. Situated between the regency of Tunis in the east, the Sultanate o ...

, and the diplomatic slights he received while there, which gave a pretext to the

French invasion of Algiers French (french: français(e), link=no) may refer to: * Something of, from, or related to France ** French language, which originated in France, and its various dialects and accents ** French people, a nation and ethnic group identified with Franc ...

in 1830. Deval was a member of a family which provided dragomans to the French diplomatic services to the

Ottoman Empire The Ottoman Empire, * ; is an archaic version. The definite article forms and were synonymous * and el, Оθωμανική Αυτοκρατορία, Othōmanikē Avtokratoria, label=none * info page on book at Martin Luther University ...

since 1716. During the

Napoleonic Wars The Napoleonic Wars (1803–1815) were a series of major global conflicts pitting the French Empire and its allies, led by Napoleon I, against a fluctuating array of European states formed into various coalitions. It produced a period of Fre ...

, the Regency of Algiers had greatly benefited from trade in the Mediterranean, and of the massive imports of food by France, largely bought on credit by France. Deval visited the Dey of Algiers 29 April 1827.

Hussein Dey Hussein Dey (real name Hüseyin bin Hüseyin; 1765 – 1838; ar, حسين داي) was the last Dey of the Deylik of Algiers. Early life He was born either in İzmir or Urla in the Ottoman Empire. He went to Istanbul and joined the Canoneers ...

, Algeria's Ottoman ruler, demanded that the French pay a 28-year-old debt, contracted in 1799 by purchasing supplies to feed the soldiers of the

Napoleonic Campaign in Egypt The French campaign in Egypt and Syria (1798–1801) was Napoleon Bonaparte's campaign in the Ottoman territories of Egypt and Syria, proclaimed to defend French trade interests, to establish scientific enterprise in the region. It was the p ...

. In the "Bacri-Busnach affair" in 1797 two Jewish traders of Algiers, Bacri and Busnach, had sold for 14 millions of wheat to the French Republic, which were never paid back. Hussein Dey, whose predecessors had financed the deal and was now the creditor, had written to

Louis XVIII Louis XVIII (Louis Stanislas Xavier; 17 November 1755 – 16 September 1824), known as the Desired (), was King of France from 1814 to 1824, except for a brief interruption during the Hundred Days in 1815. He spent twenty-three years in ...

, but in vain.''A History of the Jews in North Africa'' by Haim Zeev Hirschberg, Eliezer Bashan, Robert Attal p.45''ff''
/ref> Deval refused to give answers satisfactory to the dey, and in an outburst of anger, Hussein Dey touched the consul with his fan (fly whisk), becoming known as the Fly Whisk Incident.

Charles X Charles X (born Charles Philippe, Count of Artois; 9 October 1757 – 6 November 1836) was King of France from 16 September 1824 until 2 August 1830. An uncle of the uncrowned Louis XVII and younger brother to reigning kings Louis XVI and Lou ...

used this as an excuse to break diplomatic relations and plan an invasion. The regency of Algiers would end with the

in 1830, and French rule last for the next 132 years.

Notes

{{DEFAULTSORT:Deval, Pierre 1829 deaths 19th-century French diplomats 19th century in Algeria 1758 births 1827 in international relations 1827 in France