At Farmers’ Almanac, we love marking the days that shaped American history—and February 2, 1901, is one worth remembering. That’s when the Army Nurse Corps was officially established, creating a permanent place for women in the medical service of the United States Army. It was a milestone not just for military medicine, but for women’s

By Richard Lederer Richard Lederer is a contributing editor for the Farmers’ Almanac and a well-known author, speaker, and verbalist. The most widely understood American word in the world is O.K. The explanations for its origin have been as imaginative as they have been various. Some have claimed that O.K. is a version of the