Today, the trial began against the two brothers who are suspected of having worked for the Russian intelligence service for ten years, while one of the brothers worked both within Säpo and the military's counterpart, Must.

The brothers themselves deny the accusations.

Today, another man with Russian connections was also arrested on suspicion of gross illegal intelligence activities against Sweden and the United States in another case.

According to Daniel Stenling, there are many different reasons why Sweden is very exposed to espionage and other intelligence gathering.

- For Russia, it is about Sweden being in a very interesting position.

We are located in the Baltic Sea region and close to the Arctic, which are really interesting regions for Russia.

Hear more in the clip above.