Lawrence Freedman, author and international relations authority, reflects on the 'utter chaos' of the Trump administration, America's 'catastrophic' foreign policy, the likelihood of an international shock to Britain's politics, the impact of Margaret Thatcher and Ronald Reagan in his time working at Chatham House, his meetings with KGB agents, and much more, in a wide-ranging conversation with Olivia O'Sullivan, director of the UK in the World Programme, Chatham House.