Raphaël Lemkin invented the word genocide and pushed it into international law. Naming a crime changes what the world will tolerate.

Barred from gathering, Argentina's mothers walked two by two and kept the names. Their walk became a file that held a country accountable.

In eastern Congo, Dr. Denis Mukwege built a hospital for wounds the world prefers not to name. Service is sustained, dangerous fidelity.

Outside Kyiv, families and caseworkers fight one child at a time to bring home children Russia has taken. War's longest battlefield is childhood.