BTW, my "county" the District of Columbia, gives all manner of benefits to aliens, legal and illegal. It does so because it's voter demographics, like those of immigration meccas NY and CA, all but preclude conservative, common-sense politics and practices.
There is no obligation, moral or otherwise, to abide foreign nationals who come here with no productive skill, means of self support or capability to contribute to the benefit of the larger American family. They need to find a sponsor or return to their homeland.
There is no limit to the number of honest, hard working, productive and inspired individuals that are welcome in America. No limit, ever. We've got room for hundreds of millions more. Every new producer moves the American juggernaut along our God blessed path of freedom and well being.
That's an inexorable destiny, pal, better folks than you and me are coming our way, and they might be dark skinned, cook strange odored food, speak foreign languages and worship in their own place and ways.
In 40 years, there'll be forum where Americans of Mexican heritage will be bitching about the surge of Trinidaddios and Tobagoneers taking their jobs and not assimilating into American culture.