Texas is Good, End Game: I should post the piece about the private agreement that reminds one of the private LBH's Y Distribution to three sources: GPI and LBHI and Others, by the leadership of DB:
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Memucan Hunt to Mirabeau B. Lamar, October 17, 1836 United States, Baltimore, 17th October, 1836.
it is very necessary for the accomplishment of this end, that the
proposition be acted upon previous to the expiration of Presi-
dent Jackson’s term of service. I felt curious to know, and have
ascertained from undoubted authority, here that Mr. Van Buren
is under a written pledge, in a private letter, to advocate the
annexation of Texas to the U.S. I learn that Genl Harrison and
Judge White, the other two candidates, for the Presidency, have
a similar disposition. Neither of these gentlemen, however, if
the subject is not acted upon until one of them may come
into office, will be able to wield the influence in its behalf