Question: Austria relinquished its control over the Netherlands due to the signing of a treaty which occurred on which date?
Sentence (from "Treaty of Campo Formio"): The Treaty of Campo Formio (today Campoformido) was signed on 18 October 1797 (27 Vendémiaire VI) by Napoleon Bonaparte and Count Philipp von Cobenzl as representatives of the French Republic and the Austrian monarchy, respectively.
Relevant evidence: Yes