Final answer:
The Populist Party aimed to assist farmers and the working class by increasing the money supply through the unlimited coinage of silver.
Step-by-step explanation:
One of the main goals of the Populist Party, which formed in the 1890s, was to tackle the economic difficulties faced by farmers and the working class. Their platform included various reforms aimed at providing relief to these groups. A key component was to increase the money supply by advocating for the unlimited coinage of silver, which they believed would help put more wealth in the hands of farmers and the working class by making currency more available.