In the United States, federal employees are subject to certain protections and procedures before termination. These regulations are designed to prevent arbitrary dismissals and ensure due process. This lawsuit challenges the legality of mass firings initiated by the Trump administration. - Twenty states, led by Democratic attorneys general, have filed a lawsuit against the Trump administration. - The lawsuit challenges the legality of mass firings of federal workers. - The states argue that the Trump administration failed to provide required notices before the firings. - The firings impact probationary federal employees. - The lawsuit marks the entry of states into the legal fight over President Trump's efforts to reduce the bureaucracy.