It seems probable that to each of these leaders he revealed what he thought would most attract him in the scheme; but that to very few did he reveal an outright proposition to break up the Union.

Many of them were very willing to hear the distinguished Easterner make vague proposals for increasing the power of the West by means which were hinted at with sinister elusiveness; and many others were delighted to go into any movement which promised an attack upon the Spanish territory; but it seems likely that there were only a few men--Wilkinson, for instance, and Adair of Kentucky--who were willing to discuss a proposition to commit downright treason.
Burr and Andrew Jackson.
Burr stopped at Cincinnati, in Ohio, and at one or two places in Kentucky.

In both States many prominent politicians, even United States Senators, received him with enthusiasm.

He then visited Nashville where he became the guest of Andrew Jackson.

Jackson was now Major General of the Tennessee militia; and the possibility of war, especially of war with the Spaniards, roused his hot nature to uncontrollable eagerness.
[Footnote: Adams, III., 221.] Burr probably saw through Jackson's character at once, and realized that with him it was important to dwell solely upon that part of the plan which contemplated an attack upon the Spaniards.
Threatened Hostilities with Spain.
Jackson's Eagerness to Assail Spain.
The United States was at this time on the verge of war with Spain.