Review An Underwater Shadow War Is Raging A new book examines a hugely consequential conflict happening mostly out of sight. By John Kampfner, the author of Braver New World: The Countries Daring to Do Things Others Won’t. Multiple thick blue cables with thin yellow stripes running diagonally from the bottom left corner of the frame to the top right, stretching across a sandy, rocky seabed underwater. A conceptual illustration of subsea cables on the ocean floor. iStock illustration Get audio access with any FP subscription. Subscribe Now ALREADY AN FP SUBSCRIBER? LOGIN October 16, 2026, 4:20 PM It was with…