River to deal with the Austrian and Russian threats on the frontier. The French army is organized into seven corps and is supported by 36–40 cannons each. Napoleon orders Marshal Joachim Murat with his I Cavalry Corps (some 20,000 men), to make feint attacks through the Black Forest in south-west Germany. August 29 – Emperor Franz I of Austria and his council of ministers vote in favor of going to war with France. August 31 – British Army General David Baird departs from Cork, leading an expedition to capture the Cape of Good Hope. Their ship arrives on January 4. September 21 – King Ferdinand of Naples signs a treaty in Paris agreeing to keep Naples neutral during the war between France and the allied powers. September 29 – Admiral Nelson of the British Royal Navy takes command of the fleet off of the coast of Cadiz, in order to counteract the navies of France and Spain. October–December October 14 – Napoleonic Wars: War of the Third Coalition – Ulm Campaign: Battle of Elchingen – An Austrian corps under Johann von Riesch is defeated by Marshal Ney, near Elchingen, Bavaria. October 16–19 – War of the Third Coalition: Ulm Campaign – Battle of Ulm: Austrian General Mack von Leiberich is forced to surrender his entire army to Napoleon, after being surrounded. October 21 – Napoleonic Wars: War of the Third Coalition – Battle of Trafalgar: The British fleet, led by Admiral Horatio Nelson, defeats a combined French and Spanish fleet off the coast of Spain; however, Admiral Nelson is fatally shot. October 23 On the early death of her husband, Madame Clicquot Ponsardin takes over his champagne wine business in France as Veuve Clicquot. British troopship Aeneas is wrecked off Newfoundland with the loss of 340 lives. October 31 – Sweden, led by King Gustav IV Adolf, declares war on France. November 7 – The Lewis and Clark Expedition arrives at the Pacific Ocean. November 11 – Napoleonic Wars: Battle of Dürenstein – 8,000 French troops attempt to slow the retreat of a vastly superior Russian and Austrian force. November 16 – Napoleonic Wars: Battle of Schöngrabern – Russian forces, under Pyotr Bagration, delay the pursuit by French troops under Joachim Murat. November 20 – Beethoven's only opera Fidelio, in its original form (known retrospectively as Leonore), is premiered at the Theater an der Wien in Vienna, which at this