Where is Fergana region located? Why is important of country political system?

Fergana Valley consists of Uzbekistan, Kyrgyzstan, and Tajikistan. It's important for the political system of Central Asia because there are water resources and pastures there. However, countries can't share these resources. That's why Fergana Valley has many problems. This is not the only issue. There is also terrorism in these countries. But this is not [...]