Why was the Navy founded? The sea and the coast have always had an important role regarding Sweden's security and interests.

During the world wars, 175,000 mines were laid in the Baltic Sea and the North Sea. Around 30 percent is estimated to remain on the seabed. An in-depth look at the role of mines in history.

Technical visions and the importance of engineering to become superior to a possible enemy. Continuous development is required to meet new threats and adapt the equipment to new tasks.

The navy does not only operate near the Swedish borders. The navy's presence abroad is highlighted.

Hårsfjärden Catastrophe. Three destroyers sank off Märsgarn (Berga) and several sailors and officers died. What just happened?

The Secret City. The importance of the naval city of Karlskrona for the history of the navy. Karlskrona was built because Sweden needed a naval port that was ice-free throughout the year. This was to ensure that the ships could be at sea all year round.

It is easier to look back 500 years than to look a few days ahead. The security situation can change quickly and it is important to always be prepared for the unpredictable.