- Jane Addams (1860-1935): A social reformer, pacifist, and feminist, Addams co-founded Hull House in Chicago, one of the first settlement houses in the United States. She worked to improve the lives of immigrants and the working class, and was awarded the Nobel Peace Prize in 1931.
- Martin Luther King Jr. (1929-1968): A Baptist minister and civil rights activist, King led the Montgomery Bus Boycott and the March on Washington for Jobs and Freedom. He is best known for his powerful and inspiring speeches, such as his famous "I Have a Dream" speech.
- Rosa Parks (1913-2005): A civil rights activist, Parks is best known for her refusal to give up her seat to a white man on a public bus in Montgomery, Alabama. Her act of defiance sparked the Montgomery Bus Boycott and helped launch the civil rights movement.
- John F. Kennedy (1917-1963): The 35th president of the United States, Kennedy was a charismatic leader who inspired a generation of Americans. He was killed by an assassin in 1963, leaving a lasting legacy of hope and possibility.
- Nelson Mandela (1918-2013): A South African anti-apartheid activist and the first black president of South Africa, Mandela spent 27 years in prison for his opposition to apartheid. He became a symbol of resistance to racial oppression and a powerful advocate for peace and reconciliation.