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Assassination of President McKinley (1901)
William McKinley Jr. was the 25th president of the United States, serving from March 4, 1897, until his assassination six months into his second term. -
16th Amendment (1913)
the 16th amendment established Congress's right to impose a Federal income tax. ... At first, Congress placed a flat 3-percent tax on all incomes over $800 and later modified this principle to include a graduated tax. -
Federal Reserve Act (1913)
The Federal Reserve Act was passed by the 63rd United States Congress and signed into law by President Woodrow Wilson on December 23, 1913. The law created the Federal Reserve System, the central banking system of the United States -
17th Amendment (1914)
From 1789 to 1913, when the Seventeenth Amendment to the U.S. Constitution was ratified, senators were elected by state legislatures. Beginning with the 1914 general election, all U.S. senators have been chosen by direct popular election. -
National Parks System (1916)
By August 1916 the Department of Interior oversaw 14 national parks, 21 national monuments, and the Hot Springs and Casa Grande Ruin reservations, but there was no unified leadership or organization to operate them. Lacking this, the parks and monuments were vulnerable to competing interests. -
18th Amendment (1920)
The movement reached its apex in 1920 when Congress ratified the 18th Amendment, prohibiting the manufacture, transportation and sale of intoxicating liquors. -
19th Amendment (1920)
The Nineteenth Amendment to the United States Constitution prohibits the states and the federal government from denying the right to vote to citizens of the United States on the basis of sex.
