In 1992, a guy named Billy Barr approved the use of DEA subpoenas to start collecting phone records between the US and first a few, then many, other countries. That surveillance led to the illegal Stellar Wind program.

In 1992, a guy named Billy Barr approved the use of DEA subpoenas to start collecting phone records between the US and first a few, then many, other countries. That surveillance led to the illegal Stellar Wind program. https://t.co/LdTuLDfgZK

— emptywheel (@emptywheel) June 3, 2020