"Plaintiffs have presented no irreparable harm they or their members are imminently likely to suffer from the hypothetical future dissolution of USAID," Nichols wrote, adding that those placed on leave still have the ability to go through the standard process of bringing their concerns before the government body for employee complaints.

The Trump administration said on Sunday that it is cutting 2,000 U.S.-based positions at the U.S. Agency for International Development, while also putting a majority of global employees at the agency on leave.

A federal judge on Friday cleared the way for the Trump administration to put more than 2,000 U.S. Agency for International Development workers on leave, a setback for government employee unions that are suing over what they have called an effort to dismantle the foreign aid agency.