This coincided with large scale migration to Europe, the United States and Canada.
That resulted large scale migration to tribal areas and alineation of tribal land.
You fail, like so many to even mention the downsides of large scale migration in short time periods in hard economic times.
This has led to wide scale migration, mostly from the rural areas, to find employment.
Similar scale Muslim migration from nearby Amritsar in India occurred as well.
There were large scale migrations from southern Kerala in the early 1940s.
They do not undertake large scale migrations, but instead more local movements amongst a range of different habitats.
This occurs when large scale migration occurs but the infrastructure to support that migration does not get built.
There is large scale migration of poor people to the various cities of India in search of job.
Mumbai saw large scale rural-urban migration in the 21st century.