President Donald Trump used one of the executive actions that he issued on his first day back in the White House to begin the process of withdrawing the U.S. from the World Health Organization for the second time in less than five years.

"The bottom line is that withdrawing from the WHO makes Americans and the world less safe," says Dr. Tom Frieden, president and CEO of the nonprofit health organization Resolve to Save Lives and former director of the U.S. Centers for Disease Control and Prevention (CDC).

The U.S. has traditionally been the most generous benefactor of the WHO. A Trump executive order to cut ties with the WHO could pose a threat to global public health.

The move to exit the WHO is historic and controversial. The U.S. has long been the most generous provider of humanitarian assistance.

U.S. President Donald Trump has announced the withdrawal of the United States from the World Health Organization (WHO), severing ties with the UN agency, CNN

The U.S. has been a part of WHO since 1948, the year it was founded. The U.S. withdrawal makes it the only major world power to exit the 194-country health organization.

On his first day in office, President Trump issued an executive order to withdraw the US from the World Health Organization, a process that requires a one-year notice period as set out in a 1948 Joint Resolution of Congress.

The European Commission expressed concern over President Donald Trump's decision to withdraw the United States from the World Health Organization (WHO). European Commission spokesperson Eva Hrnczirzova emphasized the need for global cooperation to strengthen the world's resilience to international health threats.

The ungodly era of progressive politics has been gutted by the pen. Page after page, folder after folder. The executive orders have been a wet dream for conservatives and a nightmare for

President Donald Trump has used one of the flurry of executive actions that he issued on his first day back in the White House to begin the process of withdrawing

President Trump has signed an executive order beginning the process of withdrawing the U.S. from the World Health Organization. It was among dozens of executive actions he signed after being sworn in Monday for a second term,