James Naughtie examines the ideas tying America's founding to the modern United States.
How have Americans understood the connection between economic and democratic freedom?
43 mins
What does it mean to be an American?
42 mins
Justin Webb looks at five big US foreign policy shifts, from Monroe to Trump.
2 mins
What is the 1823 doctrine, and how has it been used since by US presidents?
14 mins
What impact did WWII have on US policy towards the rest of the world?
How did the Vietnam War change America’s foreign policy?
How US policy changed towards the Soviet Union and the challenge of communism.
How the September 11 attacks led to conflict in Iraq and Afghanistan.
17 mins
Tim Hayward looks at the science, history - and future - of psychedelics.
3 mins
Tim Hayward investigates the anatomy of a trip.
15 mins