[rvense]

The KGB was broken up in 1991.

[conistonwater]

It's the same people under a different acronym, this is not a meaningful difference for most people.

[tomlong]

Especially for the Front Side Bus crowd

[vincnetas]

For unaware, FSB stands for (Russian) Federal Security Service which is direct successor of KGB : https://en.wikipedia.org/wiki/Federal_Security_Service