June 18 is the 169th day of the year of the Gregorian calendar, 170th when it is a leap year, then there are 196 left.
Its equivalent was usually 30 Prairial of the French Republican/Revolutionary calendar, officially referred to as Chariot Day.
June 17 - June 18 - June 19
618: beginning of the reign of Tang Gaozu initiating the Tang dynasty in China.
860: 200 kyiv Rus' ships come to plunder Constantinople.
1053: Onfroi de Hauteville and Richard I of Aversa defeat Henry III of the Holy Empire and Leo IX at the Battle of Civitate.
1155: Frederick Barbarossa is crowned Holy Roman Emperor.
1264: first meeting of the Parliament of Ireland.
1347: Battle of La Roche-Derrien.
1429: Battle of Patay. Victory of the French, led by Joan of Arc, over the English.
1519: the Diet of Frankfurt opens. She will proclaim Charles of Habsburg, Austria and Spain as Emperor of Germany on June 28th.
1538: peace of Nice, in reality a truce of two to ten years, between the king of Spain Charles V, that of France François Ier, and the pope Paul III, corroborating above all the previous gains of each, territorial in particular, at the from a summit that began on the previous May 27.
1574: Henry I of Poland leaves Poland, to become King of France under the name of Henry III.
1694: Battle of Camaret. Vauban repels an Anglo-Dutch landing attempt.
1757: Victory of Leopold Joseph von Daun over Frederick II of Prussia, at the Battle of Kolin, during the Seven Years' War.
1792: Battle of Zieleńce, the army of Józef Poniatowski pushes back the army of Iraklij Morkow.
1799: coup d'etat of 30 prairial year VII.
1812: The United States Congress declares war on the United Kingdom of Great Britain and Ireland and Canada; start of the Second American Revolutionary War.
1815: Battle of Waterloo.
1855: start of the battle of Malakoff at the siege of Sevastopol (1854-1855), during the Crimean War.
1887: reinsurance treaty between the German Empire and the Russian Empire.
General de Gaulle's June 18 call from the BBC's London studios.
barely finished, the battleship Richelieu escaped in extremis from the arsenals of Brest to reach Dakar, a few hours before the arrival of the German columns.
1941: signing of a non-aggression pact between Turkey and the Third Reich.
1944: Battle of the Maquis de Saint-Marcel.
1946: proclamation of the Italian Republic.
1953: proclamation of the Egyptian Republic.
1954: Pierre Mendès France becomes Chairman of the Board, in France.
1979: signing of the SALT II agreements on the limitation of strategic arms.
1992: Irish referendum on the Maastricht Treaty.
1996: Benyamin Netanyahu becomes Prime Minister of Israel.
2007: start of negotiations between Morocco and the Polisario Front.
2010: Finnish Prime Minister Matti Vanhanen resigns.
2013: ceasefire agreement in Ouagadougou between the Malian government and the rebels of the MNLA and the HCUA, with a view to holding the presidential election.
2015: Lionel Zinsou is appointed Prime Minister of Benin.
second round of legislative elections in France.
Kangaba bombing during the Mali war.
2021: In Iran, the presidential election is held to elect the President of the Islamic Republic of Iran. The main candidate Ebrahim Raïsi wins the election.
Art, culture and religion
1641: a document dated today evokes the sometimes tumultuous schooling of Savinien de Cyrano de Bergerac at the coll�