On June 4, 1989, People's Liberation Army soldiers opened fire on unarmed civilians in Beijing, killing untold hundreds of people. A quarter-century later, this defining event remains buried in China's modern history, successfully expunged from collective memory. In The People's Republic of Amnesia, NPR correspondent Louisa Lim charts how the events of June 4th changed China, and how China changed the events of June 4th by rewriting its own history. Lim reveals new details about those fateful days, including how one of the country's most senior politicians lost a family member to an army...