The U.S. was not part of the historic agreement, which received a scathing critique from Robert F. Kennedy Jr.

The World Health Organization announced Tuesday it has officially adopted the first-ever "Pandemic Agreement," just as the United States said it is leaving the organization.

The U.S. was not part of the historic agreement, which received a scathing critique from Robert F. Kennedy Jr.

On March 20, members of the World Health Organization adopted the world's first pandemic agreement after three years of "intensive negotiations." The United States did not…