How did WW1 change America's place in the world? Jonathan Dimbleby presents a public debate from the US Library of Congress in Washington

How did technological and industrial development revolutionise World War One? The tank, gas, flame throwers, Zeppelins were like nothing that had been experienced before.

A century ago a shot rang out in Sarajevo which set the world on a path to war. How did the peace made after WW1 influence the ethnic conflicts in the region during the 1990s?

How did World War One change the face of the Middle East? And, how did this seismic and controversial period shape the century to follow?

What drove men to volunteer to fight during World War One? What drove them to the edge of sanity when they got there?

Australia's experience of WW1 is like no other country's. What role has the 'legend of Anzac' played in the hundred-year history of Australia?

Audrey Brown chairs a discussion on the effects of World War One in Africa. She hears the stories from African fighters, on both the German and British sides. And she speaks to Tanzanians who tell their family memories, like Oswald Masebo from Dar es Salaam University.

Life in the trenches during World War One, amongst rats, mud, shelling, barbed wire and unprecedented numbers of dead, called upon new reserves of both endurance and courage. But what did the war do to the ancient idea of heroism?

How Manchester’s Baghdadi Jews fought to be recognised as friends of Britain and Jim the dog who helped keep the Kent coast safe.

Hugely influential in the outcome of the war, its aftermath had a huge effect on India and its role in the British Empire.