February 23 brings together three events that show how ideas and struggles can shape public life. In 1455, the Gutenberg Bible stands as a landmark in the spread of printing with movable type, a technology that made it possible to reproduce texts in new ways. In 1836, the Siege of the Alamo began as Mexican forces surrounded Texian defenders in San Antonio. One entry points to a change in how knowledge could circulate; the other, to a conflict over power and territory.
The birth of W. E. B. Du Bois in 1868 adds a third kind of influence: the work of a thinker and activist. A founding member of the NAACP and an advocate for Pan-Africanism, he became one of the 20th century’s most important Black intellectuals. Across these dates, the pattern is not a single kind of change, but the lasting effects of technology, conflict, and ideas. Late February, poised between winter and spring, offers a fitting moment to consider how such turning points can begin long before their consequences are fully visible.