New podcast series delves into conspiracy theory saying intelligence agency wrote iconic ballad to hasten end of Cold War; songwriter Klaus Meine calls idea 'very amusing'

'We are in a competition of values with unfree nations,' US secretary of state says in Germany, cites Western 'responsibility to deter threats' from such governments

German startup offering visitors and history buffs an 'authentic' and immersive Cold War-era tour of the divided capital

Russian president warns of 'dangerous consequences' and 'chaos' that could ensue if powers don't engage in 'serious dialogue'