Haley, the former governor of South Carolina, has been a fierce advocate for President Trump's policies at the United Nations. It is not immediately clear what prompted the move.
On Wednesday, world leaders made history by holding the first-ever high level meeting at the U.N. General Assembly focused on tuberculosis, which kills more people each year than HIV.
President Trump will speak at the U.N. General Assembly on Tuesday. He will highlight progress with North Korea, while calling for more pressure on Iran.
When Kul Gautam got a royal "no" for his passport request, he decided to do something special with his life. He tells of his journey from a tiny village to the upper ranks of the U.N. in a new memoir.
As the United Nations meets to discuss high-seas biodiversity, scientists and activists say that while a fishing ban could profoundly help protect sea life, it may also be impossible to enforce.
The human rights team had recently released a report documenting the extrajudicial killing, torture and sexual assault of protesters by the government of President Daniel Ortega.
"The United States will no longer commit further funding to this irredeemably flawed operation," the State Department said. It's a loss of about $300 million in funding for schools and clinics.
A new report on the mass killings of Rohingya Muslims suggests six Myanmarese commanders be prosecuted. Investigators also say civilian leader Aung San Suu Kyi did nothing to stop the attacks.
The Trump administration long has chafed at the dubious rights records of many council members and what it calls a "chronic bias against Israel." Now the U.S. is following through on threats to leave.
An average of 44,000 people were displaced every day, or one person every two seconds, according to a United Nations report. Conflict is the biggest factor driving displacement.