Answer:
In 1914, Congress passed the Clayton Antitrust Act to increase the government's capacity to intervene and break up big business. The Act removed the application of antitrust laws to trade unions, and introduced controls on the merger of corporations.
They passed the Espionage and Sedition Acts which allowed the government to arrest and fine anyone speaking out against the war.
During the Renaissance the most important change was the fall of feudalism and the rise of a capitalist market.