How a Cheap and Tiny Submarine 'Sank' a $4.5 Billion Navy Aircraft Carrier
Designed for stealth and maneuverability, Gotland-Class submarines have proven their worth, even "sinking" a US aircraft carrier in a 2005 wargame. As a NATO member, Sweden's sophisticated, albeit small, submarine fleet stands as a crucial asset against rising threats.
Source: nationalinterest.org