The United Nations (UN) Security Council and General Assembly have noted that a number of converging factors make conflict and post-conflict settings high risk environments for the spread of HIV, and that there is an elevated risk of infection among uniformed services and ex-combatants. This module outlines the strategies to address HIV/AIDS during disarmaament, demobilization and reintegration (DDR) process in the interest of the individuals concerned, the sustainability of reintegration efforts, and general post-conflict recovery.