Categories Politics Has political power become more decentralized over time? Over the last 60 years, the number of democracies has doubled and the number of autocracies has been cut in half. Post author By Mike P. Sinn Post date May 18, 2019 Over the last 60 years, the number of democracies has doubled and the number of autocracies has been cut in half. The world currently contains 58 democracies and 13 autocracies. Post author By Mike P. Sinn ← How much money is there in the world? → What was the population when the United States was established?