A short paper, lovely graphics and a selection of obituaries. This US paper's correct title is 'A Joint Study Charting the Evolving Role of Sunni Foreign Fighters in the Armed Uprising Against the Assad Regime in Syria'.

The role of foreign fighters has appeared before, there's even a thread.

On a quick skim read some nuggets here:https://flashpoint-intel.com/upload/...yrs_Report.pdf