Use {{location|MN}} to tag expeditions that took place in Mongolia. It will add Category:Meetup in Mongolia to the expedition.
Using ISO 3166-2 abbreviations, you may also tag the Province that the expedition took place in.
If the category link appears red, do not worry and create the category. Make sure that it is included in the appropriate parent category, for instance, Category:Meetup in Ulaanbaatar is a subcategory of Category:Meetup in Mongolia. The subcategories should be sorted in by their respective code.
Examples
{{location|MN}}: Mongolia{{location|MN|1}}: Ulaanbaatar{{location|MN|037}}: Darhan-Uul Aimag
