I believe the answer is: Gaining control of Paris and forcing a change in the monarchy.
The revolutionaries planned to do this by eliminating Charles X , (who succeeded king louis after he was executed by his own people) . Eliminating Charles X from the government marked the end of monarch system in France, and changed it to popular sovereignty. Leaders of france was elected through democratic election after this event.
The United States was still recovering from the impact of the Great Depression and the unemployment rate was hovering around 25%. Our involvement in the war soon changed that rate
