

From its inception, the United States of America has been home to rebellious people. A group of 'patriots' dumps tea into Boston Harbor on Dec. 13, 1998, the 225th Anniversary of the original Boston Tea Party. The Boston Tea Party of 1773 protested the imposition of taxes on tea by the British government without granting the American colonies representation in Parliament. Brian Snyder/Reuters/File
Coxey's Army marches past a lumber yard en route to Washington during their march from Ohio. Coxey's Army was a group of unemployed men led by Jacob Coxey that marched to Washington to demand jobs from Congress following the economic panic of 1893. Newscom/File
Demonstrators wave banners in one of New York's famous women's suffrage parades. In 1918, Congress passed what became, when it was ratified in 1920, the Nineteenth Amendment, which prohibited state and federal agencies from gender-based restrictions on voting. Susan B. Anthony and Elizabeth Cady Stanton drafted the amendment and first introduced it in 1878. From Mrs. Carrie Chapman Cott/File
Bonus Army marchers sleep on the lawn outside the US Capitol in Washington. The Bonus Army was the popular name of an assemblage of some 43,000 marchers – 17,000 World War I veterans, their families, and affiliated groups – who gathered in Washington in the spring and summer of 1932 to demand immediate cash-payment redemption of their service certificates. It was led by Walter W. Waters, a former Army sergeant. Newscom/File
Participants walk in one of the civil rights marches for voting rights that went from Selma to Montgomery, Ala., in 1965. Peter Pettrus/Library of Congress/AP/File
Demonstrators and students protesting the war in Vietnam are seen at the plaza in front of Columbia University's Low Memorial Library in New York on April 27, 1968. AP/File
People cheer in front of the Stonewall Inn as they watch the Gay Pride Parade in New York on June 26. The Stonewall riots were a series of spontaneous, violent demonstrations against a police raid that took place in the early morning hours of June 28, 1969, at the gay-friendly Stonewall Inn in the Greenwich Village neighborhood of New York, beginning the gay rights movement. Jessica Rinaldi/Reuters/File
Huey P. Newton, national defense minister of the Black Panther Party, raises his clenched fist behind the podium as he speaks at a convention sponsored by the Black Panthers at Temple University's McGonigle Hall in Philadelphia, Pa., on Sept. 5, 1970. AP/File
United Farm Workers President Cesar Chavez (c.) leads a band of picketers at a busy intersection near the Golden Gate Bridge, urging a boycott of lettuce produced by a major Salinas Valley grower, in San Francisco on Nov. 8, 1979. The first local trade unions of men in the United States formed in the late 18th century, and women began organizing in the 1820s. Jack Holper/UPI/File
Protesters fill part of a hallway outside an auditorium where Mike Moore, director-general of the World Trade Organization, attended a discussion of WTO-related issues in Seattle on Oct. 1, 1999. In the 'Battle of Seattle,' massive and controversial street protests outside hotels and the Washington State Convention and Trade Center were part of the anti-globalization movement in the United States. Elaine Thompson/AP/File
The Tea Party Express ended their cross-country tour in Boston where thousands rallied on Boston Common on April 14, 2010. Former Alaska governor Sarah Palin was a guest speaker. The populist Tea Party Movement promotes fiscal conservatism and emerged largely in response to the 2009 economic stimulus package and the 2008 bailouts. Melanie Stetson Freeman/Staff/File