I think that maybe people are saying different answers because there might have been many such laws. I will mention one example: the Diversity Visa Immigration: it means that people from Eastern Europe have a higher change of obtaining a visa due to a smaller population in the US than the western European Countries.
This is oversight used by the USC united states congress over the executive branch, and it include many US federal agencies
The South Eastern region is considered the home to archaic human remains between Australia and the mainland Southeast Asia where multiple of humans out of Africa has occurred.
Archeological evidence of early humans has been discovered in central Java of Indonesia in the 1800s by Eugine Dubois found the Homo Erectus.
Preindustrial: trade, missionary, curiosity. Industrial: demand for goods, nationalism.
Hope this helps!!!
