On the sidelines of the 79th World Health Assembly (WHA79), governments, development partners, and civil society organizations convened for the high-level side event, “Partnership in Action: Sustaining the Momentum for Country-Led and Self-Reliant Health Financing amid Fiscal Constraints.” Co-organized by the Governments of Japan and Nigeria, the United Nations Foundation, and UHC2030, the session aimed to sustain momentum around health financing reforms and help shape the narrative for the 2027 United Nations High-Level Meeting on Universal Health Coverage (UHC).