Earlier quoted context omitted.
I'm sorry, did you and I experience the same 2016-2020? The one with a border wall, Muslim country of origin ban, and H1B visa cuts? I'm not arguing these are good or bad (H1Bs especially are abused) but they definitely happened and have a massive groundswell of support from one party.
In what universe is "there's significant political support for {X}" contradicted by "{not X} happened" or even "there's significant political support for {not X}"?
In the universe of the United States Senate.