Understanding a country's past helps you understand its present.

Kathinka gives her viewpoint on the 25th anniversary of the fall of the Berlin Wall; a physical and symbolic wall that shaped the Cold War and today still influences German culture.

You wouldn't think war would bring out a people's sense of humour but, in Afghanistan, the cross-cultural interaction between locals and troops actually became the subject for of some very funny stories.

When a country is involved in a war, humour is usually miles away.