sentences:  Around 1786 Adam Gerard Mappa became the commander of a flying army unit, consisting of 300 men and 200 horses, that played a role in democratizing the vroedschap of Utrecht.One of the people he cooperated with was Quint Ondaatje.From the end of August 1787 under his leadership, the flying army was involved in removing all the Orangists from the vroedschaps in Delft, Gorkum, Montfoort and Vlaardingen.