Nuclear Submarines | World's Most Extreme Technology | Indian Navy | Dhruv Rathee
36:06
Daily Life in North Korea | How People live under Dictatorship? | Dhruv Rathee
18:33
Who Controls Antarctica? | Mystery of the 7th Continent | Dhruv Rathee
22:35
The Dark Truth about Weapons Industry | Exposed by Dhruv Rathee
18:29
Submarine | Diesel-Electric Submarine | AIP in Submarine | P-8i | Torpedo | Depth Charge | Sonobouy
24:19
Sad Reality of Uttarkashi Tunnel Rescue | 3D Animation | Dhruv Rathee
23:55
How China became a Superpower? | Case Study | Dhruv Rathee
19:37
Types of Navy Ship | Destroyer | Frigate | corvette | Aircraft carrier | Hovercraft | 1971 War Navy
18:31