Union Jack Decorative Throw Pillows 18 Inch Square Pillow Covers with Cushions Cotton Canvas Screened Canvas. Made in USA by Decorative Things. Keep Calm & Carry On was a British WWII propaganda slogan. Even today it is a soothing and motivating inspirational message. Toss this pillow on a sofa, bed or couch. A throw pillow or cushion with a message to help you relax. Comes with a card telling the history of the slogan.