The Gotland-class has a number of features that are optimized for a minimal acoustic signature. A lot of the work was done by Saab, which fills quite a few defense tenders for the Swedish military.

What You Need to Know: Aircraft carriers are critical warships, projecting immense power and influence, but they are also vulnerable. During a 2005 U.S. Navy exercise, the Swedish diesel-powered HSMS.

HSwMS Halland is the final Gotland-class submarine to receive an MLU that aims to keep the class of three boats in service out to at least 2030. (Royal Swedish Navy) Saab has relaunched the Royal ...