The Incas inhabited a large part of South America from about 1200 AD to 1573 AD. Although the civilisation was broken up at this time, Inca customs continue to be recognised among small tribes in South America.
Ancient Greece was the civilisation that emerged between the 8th century BC and the Roman conquest of Greece in 146 BC. Classical Greek culture was in large part adopted by the Romans, and Greek philosophy had a great influence on modern philosophy and science.
1775 marked the beginning of the American Revolutionary War. This was the campaign that led to American independence from British rule in the following year.
A mandolin is an instrument similar to a lute, with a tear-shaped body and 4 double sets of strings. It features famously in Louis de Bernières' novel:
Various plots to assassinate Hitler flourished during the 1930s and early 1940s, both among Allied troops and among Hitler's own soldiers, but none of them was successful. Hitler eventually shot himself in an underground bunker in 1945 when it became clear that Germany was about to lose the war.