But it may be that an unprecedented demand and need for undelayed action may call for temporary departure from that normal balance of public procedure.
He showed unprecedented enthusiasm and made huge contributions to Imagism and later Vorticism movements.Cathay, published in 1915, was the very product of Imagism movement.
Rather than asking for legislative action through Congress, the FBI is proposing an unprecedented use of the All Writs Act of 1789 to justify an expansion of its authority.