Trump has chosen to obey court rulings on the matter.
21 days is the absolute maximum non-Mexicans can be held while awaiting Court disposition.
https://en.wikipedia.org/wiki/Catch_and_release_(immigration)
Trump has my vote every time he runs. The republicans aren’t going to give me a candidate. Democrats are anti-American.
Given that, Trump could do more. Immigration in this country was practically shut down between the 1920’s to 1965. Trump could threaten to put a stop to ALL immigration until he gets the funding for the wall.
And as for the wall, Franklin Roosevelt’s executive order 9066 set up the Japanese-American internment camps. How did he procure the money to build those camps?