The World's Most Challenged Economies: A Look at the Top 10 Poorest Countries While global wealth has grown, profound economic challenges persist in many nations. The countries on this list face a complex web of issues, including political instability, conflict, climate change, and a heavy reliance on subsistence agriculture. Understanding their struggles provides crucial insight into the global fight against extreme poverty. Here are the top 10 poorest countries in the world, ranked by GDP per capita (PPP). 1. South Sudan GDP per capita (PPP): Approximately $455 Gaining independence in 2011,South Sudan is the world's newest nation and also its poorest. Its immense potential, particularly in oil reserves, has been crippled by prolonged civil war, political instability, and massive displacement. The conflict has devastated agriculture, leading to severe food insecurity and a heavy reliance on humanitarian aid. 2. Burundi GDP per capita (PPP): Approximately $916** A small,lan...