- 1848: The Seneca Falls Convention, led by Elizabeth Cady Stanton and Lucretia Mott, marks the beginning of the women’s suffrage movement in the United States.

- 1869: Wyoming becomes the first territory to grant women the right to vote.

- 1920: The 19th Amendment to the U.S. Constitution is ratified, granting women the right to vote in the United States.

- 1865: The 13th Amendment to the U.S. Constitution abolishes slavery in the United States.

- 1868: The 14th Amendment grants citizenship and equal protection under the law to all persons born or naturalized in the United States, including former slaves.

- 1870: The 15th Amendment prohibits the federal government and each state from denying a citizen the right to vote based on that citizen’s “race, color, or previous condition of servitude.”

- 1954: Brown v. Board of Education of Topeka, a landmark Supreme Court case, declares racial segregation in public schools unconstitutional.

- 1964: The Civil Rights Act is passed, prohibiting discrimination based on race, color, religion, sex, or national origin.

- 1965: The Voting Rights Act is passed, aimed at overcoming legal barriers at the state and local levels that prevented African Americans from exercising their right to vote.

- 1963: Betty Friedan’s book “The Feminine Mystique” is published, sparking second-wave feminism in the United States.

- 1966: The National Organization for Women (NOW) is founded, advocating for women’s rights and equality.

- 1972: The Equal Rights Amendment (ERA) is passed by Congress, but fails to be ratified by enough states to become part of the Constitution.

- 1973: Roe v. Wade, a landmark Supreme Court case, legalizes abortion in the United States.

- 1981: Sandra Day O’Connor becomes the first woman appointed to the U.S. Supreme Court.

- 1994: The Violence Against Women Act is signed into law, providing funding for investigation and prosecution of violent crimes against women and establishing the Office on Violence Against Women within the Department of Justice.