- 1st August
- 1798 : First day of the naval battle of Aboukir.
- 1808 : Evacuation of Madrid by French troops.
- 2 August
- 1798 : Second day of the naval battle of Aboukir.
- 1802 : Proclamation of the consulate for life by the Senate.
- 1804 : End of counting of the results of the plebiscite on the Empire: 3 572 329 yes, 2579 no.
- 1805 : Villeneuve joins the Spanish fleet of Ferrol in La Corunna.
- 1806 : Abolition of feudalism in the kingdom of Naples.
- 4 August
- 1802 : The Constitution of year VIII is overhauled by Senatus-consultum for adapt to the Consulate for life.
- 5 August
- 1796 : Augereau's victory at Castiglione.
- 1801 : An attack on the port of Boulogne by Nelson is repulsed.
- 1808 : Half of the French forces of Germany are sent to Spain by order of Napoleon.
- 6 August
- 1794 : Arrest of Napoleon Bonaparte, after the fall of Robespierre.
- 1806 : Francis II renounces the title of Emperor of Germany.
- 7 August
- 1806 : Lords Lauderdale and Yarmouth present the draft of a Franco-English peace treaty. Napoleon awaits ratification of the Franco-Russian that Oubril signed by July 20 before agreeing.
- 1810 : Lucien Bonaparte sails for the United States.
- 8 August
- 1809 : Victory of Soult and Mortier against the Spaniards in Puente del Arzobispo.
- 9 August
- 1805 : Accession of Austria to the Anglo-Russian Convention of Saint-Petersburg.
- 1807 : Talleyrand leaves the Minister of Foreign Affairs.
- 10 August
- 1812 : Joseph Bonaparte has to flee Madrid.
- 11 August
- 1809 : Victory for Victor and Sebastiani on the Spaniards in Almonacid.
- 1813 : Denunciation of the Armistice of Pleiswitz. Joining of the Austrians and the Prussians.
- 12 August
- 1800 : Installation of a commission to develop the civil code.
- 1812 : Wellington enters Madrid.
- 1813 : Austria receives 500 000 pounds sterling and declares war to France.
- 13 August
- 1802 : The law establishes conscription into the Italian Republic.
- 1808 : The Spanish army enters Madrid.
- 14 August
- 1812 : Passage of the River Dnieper. Fight of Krasnoi.
- 15 August
- 1769 : Birth of Napoleon Bonaparte.
- 1801 : Nelson meets with a new failure to Boulogne.
- 1806 : Laying the foundation stone of the arch of triumph de l'Etoile.
- 1810 : Inauguration of the Vendome column.
- 16 August
- 1803 : Opening of the museum of statues in the Louvre.
- 1804 : Francis II, Emperor of the Holy Germanic Empire, takes the hereditary title of Emperor of Austria, under the name of Francis I..
- 1812 : Battle of Smolensk.
- 17 August
- 1812 : Evacuation of Smolensk by the Russians.
- 1813 : Moreau, appointed Field Marshal by Alexander I, joins the Allied armies.
- 18 August
- 1807 : Appointment of Jerome Bonaparte as King of Westphalia.
- 19 August
- 1807 : Napoleon removes the Tribunate.
- 20 August
- 1794 : Bonaparte is released after two weeks of captivity, resulting from the fall of Robespierre.
- 1805 : Villeneuve arrives at Cadiz.
- 21 August
- 1808 : Junot is defeated at Vimiero.
- 1810 : Election of Bernadotte to the throne of Sweden.
- 23 August
- 1813 : Defeat of Oudinot in front of Bernadotte, at Gross Beeren.
- 24 August
- 1814 : The English take the city of Washington and burns it.
- 25 August
- 1805 : Napoleon learns that Villeneuve took refuge in Cadiz. The proposed invasion of England becomes impractical.
- 26 August
- 1813 : Battle of Dresden.
- 27 August
- 1802 : Meeting of the island of Elba to France.
- 1805 : Closure of the camp of Boulogne.
- 1812 : Soult evacuates Seville and Andalusia.
- 1813 : Battle of Dresden (continued). Retreat of Blücher. Death of Moreau.
- 28 August
- 1811 : Poor harvests leads to the creation of a board of provisions, designed to cope with threats of shortages food.
- 29 August
- 1812 : Entry in Wiazma. Appointment of General Kutuzov as commander of Russian troops.