 Aubry signed a protest against the Insurrection of 31 May – 2 June 1793, and was arrested and detained until 9 Thermidor (27 July 1794).After 9 Thermidor (27 July 1794), Aubry returned to the Convention and succeeded Carnot in the Committee of Public Safety for military affairs.In this position he dismissed many officers accused of terrorism, including Massena and Bonaparte.