Use {{location|PH}} to tag expeditions that took place in the Philippines. It will add Category:Expeditions in the Philippines to the expedition.
Using ISO 3166-2 abbreviations, you may also tag the region or even 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:Expeditions in Bulacan is a subcategory of Category:Expeditions in Central Luzon, which is a subcategory of Category:Expeditions in the Philippines. The subcategories should be sorted in by their respective code.
Examples
{{location|PH}}: the Philippines{{location|PH|03}}: Central Luzon{{location|PH|03|BUL}}: Bulacan
