well, to discuss it, i'm now joined by john coolidge, president of the u. s. q by trade and economic council, mystic of which is great to talk to you. thank you very much for your time. you're welcome. now my primary interest in this interview is the american. then more broadly, western sanctions against russian. some would say indirectly against the in the rest of the world as well. but let's start with a more contained case of a decades long american efforts to economically penalize q by which i'm sure you are familiar through your line of work better. wealth hasn't been effective. the, the challenge with determining effectiveness with respect to us, sanctions, toward cuba, commercial economic and political is defining the term because when they originated, the goal was regime change. and then you get to what is that defined as does that mean change the people in the regime or change the behavior of the people in the regime. and so over the last 60 years, the u. s. has continued to expand the commercial and the economic and the political perspective with