March 16 brings together episodes that test how people use power—and what can happen when that power goes unchecked. In 1190, a mob in York massacred the city’s Jewish population; people sheltering in York Castle took their own lives rather than face forced conversion. In 1968, U.S. Army soldiers killed hundreds of unarmed civilians at My Lai, including women and children. The events differ in setting and circumstance, but both mark the devastating consequences of violence directed at vulnerable people.
The date also points to ambition and invention. James Madison, born in 1751, would become a leading architect and advocate of the U.S. Constitution, earning the title “Father of the Constitution.” In 1926, Robert H. Goddard launched the first liquid-fueled rocket, an achievement that helped make modern spaceflight possible. Together, these entries suggest a recurring tension: human ingenuity and political vision can open new paths, while neither guarantees humane choices. Falling in mid-March, the date arrives as the Northern Hemisphere moves from winter toward spring—a seasonal threshold that lends a fitting backdrop to a list spanning destruction, institution-building, and technological beginnings.