Federal employees have had the right to join unions and collectively bargain over working conditions since the 1960s. In March, he issued an executive order ending collective bargaining rights for more than one million federal workers at about 20 federal agencies. “Certain Federal unions have declared war on President Trump’s agenda,” the document said. Federal employees rally in support of their jobs outside of the Kluczynski Federal Building in Chicago on March 19. Since the 1960s, federal employees have had the right to join unions and collectively bargain over working conditions.