China Just Proved It Can Cut Undersea Cables At 3,500 Meters Deep. Guam’s 12 Fiber-Optic Lines Serve Google, The U.S. Military And The Entire Second Island Chain

https://www.19fortyfive.com/2026/04/china-just-proved-it-can-cut-undersea-cables-at-3500-meters-deep-guams-12-fiber-optic-lines-serve-google-the-u-s-military-and-the-entire-second-island-chain/

China Just Proved It Can Cut Undersea Cables at 3,500 Meters Deep. Guam's 12 Fiber-Optic Lines Serve Google, the U.S. Military and the Entire Second Island Chain

China's Haiyang Dizhi 2 research vessel tested a deep-sea cable-cutting device at 3,500 meters depth, according to China's Ministry of Natural Resources. CSIS warns the tool could sever the world's most fortified undersea communications and threatens Guam's 12 fiber-optic cables serving Google and the U.S. military.

19FortyFive