<P> In 2007 , a peacekeeper volunteer was required to be over the age of 25 with no maximum age limit . Peacekeeping forces are contributed by member states on a voluntary basis . As of 31 December 2013 , the total size of the peacekeeping force is 98,200 police , troops , and military experts . European nations contribute nearly 6,000 units to this total . Pakistan , India , and Bangladesh are among the largest individual contributors with around 8,000 units each . African nations contributed nearly half the total , almost 44,000 units . </P>
where does the un security council get troops for military actions
contributed by member states on a voluntary basis