“Nobody is ever conservative enough for conservatives.”
A flow of alien invaders limited only by the number of restless Mexican citizens and pass-thrus of other nationalities is not compatible with the notion that the U. S. of America is a sovereign nation with self-defined and strictly defended geographic borders. If this is too conservative to be politically viable, then we must concede to Democrats their permanent electoral majority, marking their ballots legally or not.
Alas, we'll never know all the facts on this guy but he almost single handedly brought the end to the Federalist party with this shooting. Jefferson went on to buy Louisiana Territory from Napoleon (who was just then ruling Spain).