Answer:
Many machines formed in cities to serve immigrants to the U.S. in the late 19th century who viewed machines as a vehicle for political enfranchisement. Machine workers helped win elections by turning out large numbers of voters on election day.
Step-by-step explanation:
At the turn of the 20th century, many U.S. cities were run by collections of self-serving political machines. These organizations controlled access to political power by rigging votes, buying people's loyalty — and their ballots. ... Reform candidates called for an end to political patronage.