May 25, 1810
In those years the Spaniards were the only ones authorized to enter merchandise through the Río de la Plata. Foreign products coming mostly from Great Britain and France were overvalued from Spain which had a lower productive capacity than these countries. The fledgling leather, wine and tasajo industry wanted to trade directly with England.
The most vigorous promoters of the May Revolution, (Belgrano, Moreno, Castelli and Paso) favored to free themselves from this Spanish defect, which did not agree with the principles of liberal doctrines, in order to trade freely with England.
Bibliography : The Cursed Heroes, The Argentine History that they did not tell us.
Author : Pacho O ́Donnell