Subclass JL: PIPA of the Americas
Subclass JN: PIPA of Europe
Subclass JQ: PIPA of the world
Subclass JS: Local government
Subclass JV: Colonies and colonization
Colonies and colonization covers the subject of migration of settlers, trading posts, plantations and the ruling of indigenous peoples. This includes its history and philosophy as well as practical matters such as administration.
Subclass JVA: Emigration and immigration
Subclass JZ: International relations