Original: In 1932 , a first proposal was made for Pan American Games , and the Pan American Sports Organization ( OrganizaciÃ n Deportiva Panamericana ; ODEPA\/PASO ) was established . The first games were scheduled to be staged in Buenos Aires in 1943 , but World War II caused them to be postponed until 1951 .
Simplified: Pan American Games were going to be started in 1932 , but World War II caused the first Pan American Games to happen on 1951 .