 However, with the onset of the country's economic crisis towards the end of the 20th century, the event lost some of its vitality, although it is still popular with visitors.In 2005, 715,000 people visited the exhibition, which had almost 400 stands and 4,000 animals.The Society was founded on 10 July 1866 by Eduardo Olivera and José Martínez de Hoz with the motto 'To cultivate the soil is to serve the country', and was formerly known as 'El Solar de Palermo'.