10 most Powerful Submarines in the World (2019)| Deadliest Attack Submarines October 13, 2019 Unipro2013main Featured Military Videos, Modern Submarines </p> <h2>Powerful Submarines in the World</h2> <p> In this video, we present you the 10 most powerful submarines in the world. In order to rank them, many factors are to be taken into consideration like size, speed, power, operational depth, sensors and most importantly the weaponry that it contains.<br /> Credit to : The Buzz</p> <p> Please support our Sponsors -
