Albert Einstein: Did you mean...?

Mark Twain is the pen name of Samuel Langhorne Clemens (1835-1910), an American humorist, journalist, lecturer, and novelist. He was the voice of his generation and one of the most celebrated authors of the late 19th century, writing some...

Lebensraum ('living space'), is a geopolitical concept which was adopted by Adolf Hitler (1889-1945), the leader of Nazi Germany, to justify the military domination of Central and Eastern Europe, and then the USSR. Hitler promised that Lebensraum...

The Kristallnacht (Reichkristallnacht, 'Night of Broken Glass', or November Pogrom) was an attack on Jews and Jewish property across Germany and Austria on 9-10 November 1938. Orchestrated as part of a systematic and escalating persecution...

The Boeing B-17 Flying Fortress was a four-engined heavy bomber plane used by the air forces of the United States and Britain during the Second World War (1939-45). The B-17 had unusually heavy defensive armament, 13 machine guns in total...

The Anschluss ('fusion') of 12 March 1938 was the annexation and formal union of Austria with Germany. Adolf Hitler (1889-1945), the Nazi leader of Germany, dreamed of an empire which enclosed all German speakers, his 'Greater Germany'. Hitler's...

Byzantine art (4th - 15th century CE) is generally characterised by a move away from the naturalism of the Classical tradition towards the more abstract and universal, there is a definite preference for two-dimensional representations, and...

Heinrich Himmler (1900-1945) was the head of the Nazi SS (Schutzstaffel) organisation. One of the most powerful individuals in Nazi Germany, Himmler built up the SS from a small paramilitary unit to a vast organisation, which included armoured...

Reinhard Heydrich (1904-1942) was a lieutenant-general in the Nazi SS organisation, Gestapo chief, and head of Reich security. A favourite of Adolf Hitler (1889-1945), Heydrich controlled all police activity in the Third Reich and was instrumental...

Chillon Castle (French: Château de Chillon) is a medieval fortress celebrated for its beauty and is widely regarded as one of the best-preserved medieval castles in Europe. Situated in Canton Vaud, Switzerland and only 3 km (2 miles) from...

Operation Torch (aka the North Africa landings) landed Allied troops in French Morocco and Algeria on 8 November 1942 with the aim of removing German and Italian forces from North Africa. The first jointly-planned Allied operation of the...