Answer:
The Plebeians Revolt
They protested by going on strike. They would leave the city for a while, refuse to work, or even refuse to fight in the army. Eventually, the plebeians gained a number of rights including the right to run for office and marry patricians.
Explanation:
1 mm = 0.0001m
450 x 0.001 m = 0.45 meters
The size and enthusiasm of the American forces bolstered the French and British.
the person that became president was Calvin Coolidge