Early 1930s was the time period when United States experienced the great economic depression. The bonus army was a group consisted of Army veteran protestors who demanded bonus payment for wartime services in order to survive that depression.
Approximately, around 25,000 gathered in front of the Capitol for the protest.
The government dispatched the police to put the protest to an end since they feared that it would turned into riot. But, the protestors refused to do so. They dispatched tanks and throw tear gas in order to force the protest to end.
