Andrea Wulf and Paul Warde discuss Humboldt, John Muir and the history of sustainability.
Helen Castor and guests discuss new research on the French Resistance.
Tom Holland and guests discuss Emperor Carausius, Henry II and Historians for Britain.
Why was Robert Bruce writing letters to Edward II? Plus Europe's first Enigma machine.
Pirates, wolves and Manchester, the city that shaped world politics.
A great knight, the man behind Magna Carta.
How politics was played out through drama at the court of Elizabeth.
Helen Castor with the programme in which history and historians meet.
Archaeologists and planners do battle over an Iron Age stronghold.
How did the devastation of Dresden 70 years ago create changing and contested histories?