Rosa Parks became an icon of the Civil Rights Movement when she refused to give up her bus seat to a white passenger in Montgomery, Alabama in December 1955, sparking the Montgomery Bus Boycott. Congress later called her "the first lady of civil rights" and "the mother of the freedom movement."

In May 1927, Lindbergh became the first person to complete a nonstop solo transatlantic flight from New York to Paris in his plane Spirit of St. Louis, transforming him into the most famous person on earth. The 33.5-hour flight accelerated the commercial aviation age.

A bold critic of the Nazi regime from its earliest days, Bonhoeffer participated in the German resistance and was eventually arrested for his role in a plot to assassinate Hitler. He was executed at Flossenbürg concentration camp just three weeks before Germany's surrender. His theological writings on "costly grace" remain influential worldwide.

In 1930 Tombaugh discovered Pluto at age twenty-four while working at Lowell Observatory — a find that would eventually produce both the "ninth planet" designation and, decades later, a heated debate about planetary status. His ashes were carried aboard the New Horizons probe that flew past Pluto in 2015.

Quayle served as Vice President under George H.W. Bush from 1989 to 1993. Though often the subject of comedic criticism, he championed conservative causes and served on the National Space Council, helping revitalize U.S. space policy.

The godfather of shock rock, Alice Cooper pioneered theatrical rock performances combining horror imagery, guillotines, and serpents with hard rock anthems. His early albums School's Out and Billion Dollar Babies defined a theatrical strand of rock that influenced everything from heavy metal to glam.