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Events on Thursday 20 September 1792 1
1792Battle of ValmyFrench revolutionary army halts the Prussian advanceOn 20 September 1792 French forces under Generals Dumouriez and Kellermann checked the advance of a Prussian-led invasion force near Valmy in Champagne. The largely improvised French army's unexpected stand saved the revolution from early defeat. The victory was announced in Paris the day before the monarchy was abolished.