Question

name the four system of migration​

Answer 1

There are four major forms of migration: invasion, conquest, colonization and emigration/immigration

Answer 2

Answer:

There are four major forms of migration: invasion, conquest, colonization and emigration/immigration. Persons moving from their home due to forced displacement (such as a natural disaster or civil disturbance) may be described as displaced persons or, if remaining in the home country, internally-displaced persons.