- Abolition movement: The abolition movement fought to end the institution of slavery in the United States. The movement gained momentum in the mid-19th century, and the abolition of slavery was achieved with the passage of the 13th Amendment to the U.S. Constitution in 1865.
- Women's suffrage movement: The women's suffrage movement fought for women's right to vote. The movement began in the mid-19th century, and women in the United States were granted the right to vote with the passage of the 19th Amendment to the U.S. Constitution in 1920.
- Civil rights movement: The civil rights movement fought for racial equality in the United States. The movement gained momentum in the mid-20th century, and the civil rights act of 1964 and the voting rights Act of 1965 were passed as a result of the movement.
- Environmental movement: The environmental movement fights to protect the environment from the harmful effects of human activities. The movement gained momentum in the late 20th century, and many environmental regulations have been passed as a result of the movement.
- Animal rights movement: The animal rights movement fights for the rights of animals. The movement began in the early 20th century, and many laws have been passed to protect animals from cruelty as a result of the movement.