The Kurdish populations of the four major Middle Eastern countries with significant Kurdish minorities total at least 25 million people. That number is nearly equal to the entire population of Saudi Arabia. We wonder: Which Middle Eastern country has the largest ethnically Kurdish population?
Polio was a global scourge as recently as three decades ago. Since then, it has been on the decline worldwide. Polio has now been eradicated in the wild from all but two countries. We wonder: Which countries still have not halted transmission of polio from the wild?
China leads the world in its number of executions. While government secrecy veils the exact number, China is estimated to execute thousands of prisoners each year. We wonder: After China, which country carried out the most executions in 2014?