found: Réflexions d'une dame nervienne, sur l'extrait des résolutions de l'Assemblée générale des Etats belgique-unis, du 11 janvier 1790, demandant des memoires ... 1790.
found: Kossmann, E.H. The low countries 1780-1940, 1978:p. 60, etc. (Jan. 1790, 53 representatives of the provincial States met at Brussels; on Jan. 11, 1790, these States General adopted a draft constitution proclaiming the union of the provinces and the institution of the Sovereign Congress of the United States of Belgium; Congrès souverain des Etats belgiques unis; Dec. 1790, Emperor Leopold II reconquered Brussels and the Congress was dissolved)
found: Britiannica 11(cf. Belgium; Jan. 11, 1790 Brabant and the other provinces formed themselves into an independent state under the name of the Belgian United States; Nov. 1790 Austrian force entered the country; Austrian rule re-established)
found: New Columbia encyc., 1975(cf. Netherlands, Austrian and Spanish; late in 1789, the States-General of the Austrian Netherlands declared Joseph II deposed and proclaimed the republic of the United States of Belgium; Joseph's successor, Leopold II, conciliated the States-General, which in 1790 elected his son Charles as hereditary grand duke)