What evidence can be found that the USA went through social, political and economic change, due to its involvement in The Great War

- In the fall of 1914, automaker Henry Ford had financed the sailing of a "peace ship" to Europe. The passengers were pacifists, people who for political, moral, or religious reasons oppose all wars.
- In January 1915, a group of women led by Jane Addams held a peace conference in Washington, D.C.
- Conference leaders formed the Woman's Peace Party, which grew quickly but broke into smaller factions after the United States entered the war.
- Committee on Public Information (CPI) was a government agency created by President Woodrow Wilson in 1917, during World War I, to promote pro-war propaganda to the American public.
- One of the CPI's most successful propaganda campaigns was carried out by its "Four-Minute Men."
- Many people joined local Red Cross chapters, where they rolled bandages and packed supplies to send overseas.
- For many Americans, all things German became associated with disloyalty.
- In October 1917, Congress passed the War Revenue Act, which raised income tax rates and taxes on excess profits. It also reduced the level of taxable income to $1,000. As a result, the number of Americans paying income tax increased from 437,000 in 1916 to 4.4 million in 1918.
- Throughout the war, the government held rallies to promote the sale of Liberty Bonds.
- Thousands of ordinary citizens worked tirelessly selling war bonds in their hometowns.
- In July 1917, Woodrow Wilson created the War Industries Board (WIB) to direct industrial production.
- headed by stockbroker Bernard Baruch,had the authority to tell factories what goods to produce and how much to make.
- Wilson set up the Food Administration to oversee production and distribution of food and fuel.
- Herbert Hoover, the head of the Food Administration raised crop prices to encourage farmers to produce more food and began a campaign that urged Americans to conserve food and reduce waste.
- The number of federal employees more than doubled between 1916 and 1918.
- W. E. B. Du Bois urged blacks to serve in the military to show their loyalty and help gain greater equality.
- William Monroe Trotter argued that the federal government should be working to end discrimination at home before fighting for democracy overseas.
- As production of war materials rose, thousands of new jobs opened up in the North at the nation's steel and auto factories.Employers in northern cities desperately needed workers.
- Black newspapers urged southern blacks to leave home and take advantage of these opportunities in the North.
- Many southern blacks packed up and headed north(great migration)
- After the great migration, whites suddenly found themselves competing with blacks for jobs and housing.
- The racial tensions sparked riots. During the "red summer" of 1919, blood flowed in many cities, including the nation's capital.
- Early on the morning of July 30, 1916, a huge fire destroyed the Black Tom pier on the New Jersey waterfront.
- Rumors of enemy agents tried to enforce what they called "100 percent Americanism."And immigrants became their main target
- They sent the Federal Bureau of Investigation (FBI) names of people they suspected of disloyalty.
- Congress passed the Espionage Act in 1917. It made it a crime to try to interfere with the military draft. It also set severe penalties for spying, sabotage, and vaguely defined "obstruction of the war effort."
- The Espionage Act also gave the postmaster general broad powers to refuse mail delivery of any materials that might encourage disloyalty.
- In 1918, Congress further cracked down on dissent by enacting the Sedition Act. This act made it a crime to say anything that was "disloyal, profane, scurrilous, or abusive" about the government.
- Many groups are against war, As Eugene V. Debs, head of the Socialist Party and Members of the Industrial Workers of the World (IWW), known as Wobblies,spoke out against the war.
- In September 1917, federal agents raided 48 IWW meeting halls, seizing letters and publications. Later that month, 165 IWW leaders were arrested.
- In 1919, Schenck v. United States, a case involving the Espionage Act, reached the Supreme Court. Charles Schenck, a socialist, was charged with distributing leaflets to recent draftees, urging them to resist the military draft.
- After Schenck v. United States, the Supreme Court has expanded its definition of free speech.
- the Court recognizes three types of protected speech. The first is pure speech, or the spoken word.The third type of protected speech is symbolic speech.