On 1 March, Field Frank reported that the US Congressional Research Service (CRS) had reviewed the sanctions imposed on Russia by the US and other Western nations in response to Russia’s invasion of Ukraine.
The CRS produced a report on 28 February – Russia’s Invasion of Ukraine: New Financial and Trade Sanctions.

https://www.findknowdo.com/news/03/01/2022/crs-summarizes-u.s.-and-european-sanctions-russia