Songhai was famous for its slave trading. :)
When Marx said that <span>"The proletarians have nothing to lose but their chains" he meant that the common people of the word were already heavily disenfranchised, and only had opportunity to gain by switching from a capitalistic system to a communist one. </span><span />
He became interested in images obtained with a camera obscura in 1833
It's basically saying that the more you think of yourself, the higher quality you think you deserve, and if you are 'the smaller man', or the man who is humble, you know that comfort is more important than quality or price.
Akbar is the correct answer!
