To help spread communism to more countries so that it could have more influence over global affairs
Answer:
Human migration is the movement of people from one place in the world to another. Human patterns of movement reflect the conditions of a changing world and impact the cultural landscapes of both the places people leave and the places they settle.
Your answer would be the option of Island hopping moving towards Japan by taking one island at a time
Stable food source in the area allowing the farmers to flourish
Britain was really the only one but if your guessing the second territory i will go with france