BerlinBrigade.com presents The Cold War Minute: April 21 edition. In this episode, we talk about Brazil, Plutonium Power Source, World’s Fair, Greek Coup d'état, Vietnam War, Tamil Tigers, Tiananmen Square Today's episode of The Cold War Minute: April 21 For more information about BerlinBrigade.com please visit the website at http://www.berlinbrigade.com For more information about the Cold War Minute please visit the webpage at http://www.berlinbrigade.com/cwm