Hans Rosling, a Swedish doctor and statistician animates the history of the past 200years through the lens of 200 countries. He plots life expectancy against wealth from the years 1810 to 2009. Hans showed how events such as the Industrial Revolution World War I and the Great Depression impacted the growth of some countries and increased the gap between the rich and the poor countries.

Please enjoy the video and comment on convergence and divergence between nations over the time span.