Nuclear threats, isolationism vs interventionism and contemporary villains

Panellists Rebecca Tinsley and Charles Hecker discuss the UN’s warnings about nuclear threats, the unintended consequences of the US’s slide towards isolationism, Niger’s rejection of Western interventionism and the V&A;’s decision to label former UK prime minister Margaret Thatcher a “contemporary villain”. Plus: Andrew Mueller recounts the opening of the Sydney Harbour Bridge on this day in 1932.   See omnystudio.com/listener for privacy information.