Well, the CIA also conducted illegal human trials of LSD and a mixture of IV Barbiturate + Amphetamine on its own citizens, then tried coverup everything by attempting to destroy all their own records.
Just a fun little fact: The Unabomber was a victim of Project MkUltra.
Operation Sea-Spray by the US Navy was a good one too. Hopefully for the sake of our fellow commenters the US government won't test bioweapons on San Francisco again.