PKSOI Lesson Report, January 2019 This PKSOI Lesson Report, January 2019 features lessons in the field of Peacekeeping and Stability Operations related to the subjects of Security Sector Reform (SSR) and Disarmament, Demobilization, and Reintegration (DDR). Documents to download LessonReport_SSR-DDR_January2019 (.pdf, 1.04 MB) - 93 download(s) Please login or register to post comments.