The COVID-19 crisis has direct and immediate implications for official development assistance (ODA) budgets. The health impact of this global pandemic has called for resources to respond. The social and economic fallout from shutdown measures and an unprecedented global recession will hit the most vulnerable the worst, likely with long-lasting effects. Assessing 60 years of ODA flows and evidence, this chapter shows that it is the most stable external resource for developing countries, has been resilient to economic crises, and is driven, above all, by political will and global solidarity.  […]