Proclamation of the Republic. _Oct._ 20. The French under Custine capture Mayence. _Nov._ 6. Dumouriez wins the battle of Jemappes, and conquers Belgium. " 18. Decree offering the assistance of France to all nations desirous of freedom (withdrawn in the following spring). _Dec._ The King's trial begins. 1793. _Jan._ 21. Execution of Louis. _Feb._ 1. France declares war against England and Holland. Reverses of the French army; the invasion of Holland abandoned. _Mar._ 9. Formation of the Revolutionary Tribunal. " 10. Abortive Jacobin rising in Paris. " 18. Defeat of Dumouriez at Neerwinden, and loss of Belgium. _April_ 3. Desertion of Dumouriez. " 6. Establishment of the Committee of Public Safety. First important successes of the insurgents in La Vendée. _May_ 31. Jacobin rising against the Girondists. _June_ 2. Final victory of the insurrection and proscription of the Girondist leaders. _July_ 13. Assassination of Marat. Advance of the Allies; the French lose Condé, Valenciennes, and Mayence. _Sept._ 5. Terror decreed to be the order of the day. _Sept._ 5. Houchard wins the battle of Hondschöten, and gains other successes, which compel the Allies to retreat. " 17. Establishment of the Maximum and of the Law against Suspected Persons. The Austrians invade Alsace. _Oct._ 15-16. Jourdan, having superseded Houchard, wins the battle of Wattignies. " 16. Execution of Marie Antoinette. " 17. Decisive defeat of the Vendéans at Chollet. " 31. Execution of the Girondist leaders in Paris. _Nov._ 10. Establishment of the worship of Reason, and ascendency of the party of the Commune. _Dec._ Camille Desmoulins starts the Vieux Cordelier. Struggle of parties at the Jacobin Club. Destruction of the Vendéan army at Le Mans. Hoche and Pichegru, by a series of successes, drive the Austrians out of Alsace. 1794. _Mar._ 24. Execution of Hébert and the leaders of the Commune. _April_ 5. Execution of Danton, Desmoulins and their friends. Outbreak of Kosciusko's revolt in Poland. _May_ 18. Pichegru, having superseded Jourdan, defeats the Allies in the battle of Turcoign. _June_ 1. Lord Howe defeats the French fleet in a great battle at sea. " 8. (20th Prairial). Festival of the Supreme Being.