 At the same time, some Alsatians were in opposition to the Jacobins and sympathetic to the restoration of the monarchy pursued by the invading forces of Austria and Prussia who sought to crush the nascent revolutionary republic.Many of the residents of the Sundgau made "pilgrimages" to places like Mariastein Abbey, near Basel, in Switzerland, for baptisms and weddings.When the French Revolutionary Army of the Rhine was victorious, tens of thousands fled east before it.