On December 30, 1963, just weeks after the nation was shaken by the assassination of President John F. Kennedy, Congress passed a bill approving the creation of a new half dollar coin bearing his likeness. This decision came a full ten years before a redesign of the half dollar was legally required, showing how strong the desire was to honor the fallen president as quickly as possible.
On December 29, 1851, Thomas V. Sullivan helped establish America’s first Young Men’s Christian Association, or YMCA, in Boston. What began as a small effort to guide and support young men soon grew into one of the most influential community organizations in the world. The YMCA’s early history reflects the challenges of rapid industrial growth and the desire to provide safe, healthy alternatives for people facing difficult urban conditions.
On December 28, 1846, Iowa was admitted to the Union as America’s 29th state. Known today for its rolling farmland and strong agricultural traditions, Iowa’s path to statehood was shaped by Native American history, European exploration, westward expansion, and economic change. Over time, the region transformed from Indigenous homeland to frontier territory and finally into a modern state with a diverse economy.
On December 27, 1947, Howdy Doody made his television debut on a program called Puppet Playhouse, marking an important moment in early TV history. The cheerful, freckle-faced marionette quickly became one of the first true stars of children’s television. At a time when television itself was still new, Howdy Doody helped shape what kids’ programming could be—and proved that television could be a powerful force in American family life.
On December 26, 1972, America’s 33rd president, Harry S. Truman, died, closing the chapter on a leader who had guided the nation through the final days of World War II and the uncertain dawn of the Cold War. Plainspoken and decisive, Truman rose from humble beginnings to make some of the most consequential choices in US history—decisions that reshaped America’s role on the world stage and still spark debate today.
On December 25, 1830, the Best Friend of Charleston completed its first run. It was the first American-built steam locomotive to haul a train of passenger cars on a public railroad.
Famed American conductor Arthur Fiedler was born on December 17, 1894, in Boston, Massachusetts. Best known for his long leadership of the Boston Pops Orchestra, Fiedler transformed classical music from a formal concert hall tradition into an experience enjoyed by millions. Through radio broadcasts, recordings, and outdoor performances, he helped make orchestral music accessible, entertaining, and deeply popular in American culture.
Anthropologist Margaret Mead was born on December 16, 1901, in Philadelphia, Pennsylvania. She would go on to become one of the most influential and recognizable social scientists of the 20th century, known for bringing the study of culture and human behavior to a wide public audience.
Margaret Madeline Chase Smith was born on December 14, 1897, in Skowhegan, Maine. A trailblazing legislator, she was the first woman to serve in both houses of Congress and was one of the longest-serving female US senators.