We've heard about the threat that United States tariffs pose to Canadian economic security. But a different kind of insecurity now looms with new leadership from our southern neighbors: insecurity in global health.

The WHO is an agency of the United Nations tasked with coordinating responses to public health emergencies between nations. The United States is a founding member of the organization, which was set up in 1948 in the wake of World War II.

Public health experts say U.S. withdrawal from the W.H.O. would undermine the nation’s standing as a global health leader and make it harder to fight the next pandemic.