The caravan will add votes against Trump, so he might not get re-elected.
Maybe he won’t run again. If they make things miserable for him why bother. He can say he was president. He actually has a job to return to unlike presidents before him.
Bingo! History indicates that is a probable cause for future defeats of R politicians.
Trump has clearly recognized our borders presently require added protection. Perhaps he will soon recognize, if he hasn't already, that so do our ballot boxes.
Both represent the "hull" of our vessel of freedom and are immediate and essential elements in any effort to MAGA.