US sanctions for Turkey's S-400 procurement come into effect
The State Department revealed on April 5 that previously announced US sanctions on Turkeyâs military-industrial sector would come into effect on April 7 with the publication of a US Federal Register notice.    US sanctions under the CAATSA law, or the âCountering America’s Adversaries Through Sanctions Actâ (Public Law 115-44), were initially announced by former Secretary of State Mike Pompeo on December 14, in response to Turkeyâs purchase of the S-400 surface-to-air missile system from Russia. Previously, the three titles of CAATSA had been focused on ...