The Berlin Wall stood for 28 years, but up until the very end, on the 9th November 1989, the whole world thought it was permanent. It's now 35 years since the Wall fell, but how did it get built, what was its impact, and how did it fall?Iain MacGregor, author of Checkpoint Charlie, joins as we go back the dark days of the Cold War through to its end.Iain MacGregor LinksCheckpoint Charlie: The Cold War, the Berlin Wall and the Most Dangerous Place on EarthIain on XAspects of History LinksBerlin Wall - OIlie at the WallOllie on XGet in touch: [email protected] Learn more about your ad choices. Visit megaphone.fm/adchoices