- 1st June
- 1791 : Bonaparte's appointment as first lieutenant.
- 1814 : Proclamation of peace in Paris.
- 1815 : Assembly of the Champ-de-Mai. Swearing of the Emperor to new constitution of the Empire.
- 2 June
- 1800 : Entry in Milan.
- 3 June
- 1796 : Entry of the French in Verona.
- 1800 : Reinstating the Cisalpine Republic.
- 1814 : Allies leave Paris and begin the evacuation of France.
- 4 June
- 1805 : Annexation to France of Genoa and Liguria. Nelson, pursuing Villeneuve to the West Indies, arrives too late to find him.
- 1813 : Signing of an armistice of two months at Pleiswitz.
- 5 June
- 1803 : Mortier occupies the city of Hanover.
- 1806 : Appointment of Louis Bonaparte as King of Holland.
- 6 June
- 1796 : Signing of an armistice between France and the Kingdom of Naples.
- 1808 : Appointment of Joseph Bonaparte as King of Spain.
- 7 June
- 1802 : Arrest of Toussaint Louverture in Saint-Domingue.
- 1805 : Appointment of Prince Eugene de Beauharnais as Viceroy of Italy.
- 8 June
- 1815 : Constitution of the Germanic Confederation in Vienna.
- 9 June
- 1800 : Battle of Montebello.
- 1805 : Villeneuve leaves again from the Caribbean for Europe.
- 1815 : Signature of the Treaty of Vienna.
- 10 June
- 1803 : Establishment of general regulations of schools.
- 1804 : Death sentence of Cadoudal and nineteen of his accomplices. Condemnation of Moreau to two years of prison.
- 11 June
- 1808 : Entry of the French at Valladolid after the fight of Cabezon.
- 12 June
- 1796 : Entry of the French army in the Papal States.
- 1798 : Capitulation of Valletta.
- 13 June
- 1798 : End of the conquest of Malta.
- 1805 : Nelson, always in pursuit of Villeneuve, moves from the Caribbean to Europe.
- 14 June
- 1797 : Proclamation of the Ligurian Republic.
- 1800 : Victory of Marengo and death of Desaix. Assassination of Kleber in Egypt.
- 1807 : Battle of Friedland.
- 1808 : The Admiral François-Étienne de Rosily Mesros and his fleet capitulate to the Spanish insurgents in front of Cadiz.
- 1813 : England and Prussia sign the Treaty of Reichenbach: England finances, Prussia fights.
- 15 June
- 1809 : Victory of Suchet on Moore at Zaragoza.
- 16 June
- 1808 : Fight of Zaragoza. Dupont l'Etang evacuates Cordoba.
- 17 June
- 1798 : Bonaparte writes to the Directory in order to inform it of the taking of Malta.
- 1811 : A national council opens at Notre Dame.
- 18 June
- 1812 : The United States declare war on England.
- 1815 : Battle of Waterloo.
- 19 June
- 1808 : Evacuation of Cordoba by the French.
- 1812 : Begining of the captivity of the Pope at Fontainebleau.
- 20 June
- 1800 : Intrigues in Paris following the rumors of a large defeat and of the death of a great leader.
- 1808 : The Kingdom of Naples receives its constitution from Napoleon.
- 21 June
- 1800 : Entry of the French in Turin.
- 1813 : Wellington's victory over Jourdan at Vitoria.
- 22 June
- 1815 : Abdication in favor of Napoleon II.
- 23 June
- 1796 : Signing of an armistice with the Holy See.
- 1800 : Occupation of Genoa.
- 24 June
- 1802 : Arrest of General Simon, Chief of Staff of Bernadotte, accused of trying to raise the army against the "Tyrant Bonaparte".
- 1804 : Napoleon gracies Moreau, sentenced on preceding June 10 to two years of prison for his involvement in the Cadoudal conspiracy.
- 1805 : The republic of Lucca becomes a principality whose Elisa Bonaparte is the sovereign.
- 1812 : Crossing of the Niemen.
- 25 June
- 1802 : Signing a peace treaty between France and the Ottoman Empire.
- 1804 : Execution of Cadoudal and eleven of his accomplices.
- 1807 : Meeting of Napoleon and Tsar Alexander I on a raft in the middle of the Niemen.
- 26 June
- 1813 : During an interview, Napoleon accuses Metternich of being paid by England.
- 27 June
- 1796 : Occupation of Livorno.
- 1801 : Surrender of French forces in Cairo and evacuation of the city.
- 1806 : Taken of Buenos Aires by the English.
- 1813 : Second Treaty of Reichenbach between Russia, Prussia and Austria.
- 28 June
- 1811 : Suchet takes Tarragona.
- 29 June
- 1797 : Proclamation of Independence of Lombardy.
- 1813 : Blücher's appointment as commander of the Prussian army.
- 30 June
- 1806 : Frederick William of Prussia confirms its alliance with Russia by the declaration of Charlottenburg.