IMMIGRATION LAWS

Here is an overall excellent philosophical background of the issue:
https://plato.stanford.edu/entries/immigration/
Here’s a broad overview of US Immigration policy:
https://www.youtube.com/watch?v=6yiQAmgI5s4
https://www.migrationpolicy.org/research/timeline-1790
http://www.pewresearch.org/fact-tank/2018/02/26/key-facts-about-u-s-immigration-policies-and-proposed-changes/
What if you were an immigrant?
https://www.youtube.com/watch?v=Pi1TjE13S3s

What should be the goals of a just immigration system? Where should we be aiming? Diversity, Fairness, Unity are a few choices, but there are likely many others that could fit into this answer. Identify the goal and then explain in a few sentences why that should be the goal of a just system of immigration.