Martín Miguel de Güemes was a military leader and popular caudillo who defended northwestern Argentina from the Spanish during the Argentine War of Independence.
Wikipedia https://en.wikipedia.org/wiki/Martín_Miguel_de_Güemes
Address 1970 Calle Medrano, Ciudad Autónoma de Buenos Aires C1425GDH, Argentina
Coordinates -34°35'21.847" N -58°24'58.512" E