The U.S. Navy’s latest submarine, the Columbia-class costs over $9 billion and is more than just a vessel; it marks a big step forward in naval tech and plays a key role in national defense. Imagine a boat that can move through the ocean unseen carrying enough firepower to change the course of a fight. How does this massive sea vessel stay hidden underwater? What cutting-edge weapons does it have? Let’s explore the ins and outs of the Columbia-class submarine and see why it’s set to shake up naval warfare. For copyright matters please contact us at: [email protected] Video and im