Peace is more than the end of conflict. Peace is the foundation for health security. Since January, thousands were killed and hundreds of thousands were displaced in eastern Democratic Republic of the Congo (DRC) in the fighting between M23 rebels and the Congolese army. Crucially, the war in eastern DRC also crippled the efforts to stem the spread of lethal diseases in a region already suffering from outbreaks of mpox, Ebola, cholera, malaria, and measles. In 2023, as the world was recovering