Proper noun
Bonus Army
(historical, colloquial) An assemblage of US World War I veterans, their families, and affiliated groups who gathered in Washington, D.C. in the summer of 1932 to demand cash-payment redemption of their service certificates.
The " Bonus Army " marched through the state in 1932 on its way to Washington, D.C. Maryland instituted its first ever income tax in 1937 to generate revenue for schools and welfare. Source: Internet
The outrage caused by the deaths of veterans in the Bonus Army incident in the summer of 1932, combined with the catastrophic economic effects of Hoover's domestic policies, reduced his chances of a second term from slim to none. Source: Internet