Pan American Games Aires in 1940, the participants decided that the first games should be held in Buenos Aires in 1942. The plans had to be postponed because of World War II. A second Pan American Sports Congress held in London during the 1948 Summer Olympics reconfirmed Buenos Aires as the choice of host city for the inaugural games, which were held in 1951. The games offered 18 sports. Countries that were part of the Commonwealth of Nations such as Canada did not compete at the first Pan American Games. The second games were held in Mexico City, Mexico. Competitions started on March
Landmarks in Buenos Aires that led to the declaration of independence of Argentina from Spain. Moreno was a secretary in the First Junta that replaced the viceroy of Spain. He suppressed the uprising of Santiago de Liniers in Córdoba (whom he had executed later), and organized the liberating expedition to Alto Perú. He was then removed from office by Cornelio Saavedra. Moreno created the first Argentine newspaper, "La Gazeta de Buenos Aires". He summarized his thoughts on economics in his 1809 book "Representación de los hacendados y labradores", which, following the physiocratic doctrine, proposed the stimulation of agriculture to develop an economy that was