Former President Joe Biden reversed those funding freezes in January 2021, halting the withdrawal process.
However, upon taking office for his second term on January 20, 2025, President Trump announced the US would officially withdraw from the agency and suspend all financial contributions.
The WHO relies on mandatory member state assessments alongside voluntary partner donations to maintain its $3.4 billion budget, roughly a third of the $9.3 billion core funding received by the US Centers for Disease Control and Prevention in 2023.
These funds support international initiatives against polio, tuberculosis, HIV, malaria, and measles, as well as health emergency responses in conflict zones like Gaza, Sudan, and the Democratic Republic of the Congo.
