Juan_Martín_de_Pueyrredón--Raul_Alfonsin

Juan Martín de Pueyrredón y O'Dogan (December 18, 1777 – March 13, 1850) was an Argentine general and politician of the early 19th century. He was appointed Supreme Director of the United Provinces of the Río de la Plata after the Argentine Declaration of Independence.