WHO is the only organization mandated to coordinate global responses to acute health crises, particularly outbreaks of new diseases and persistent threats including Ebola, AIDS and mpox.

The vast majority of the United Nations health agency's budget comes from voluntary contributions and Argentina has made none in recent years.

President Javier Milei of Argentina announced plans to withdraw his nation from the World Health Organization on Wednesday, the latest in a series of moves by Milei that mimic President Donald Trump’s efforts to break with international norms and alliances.