The was negotiated between the united states and mexico to establish the border between texas and mexico as the rio grande.

compromise of 1850
annexation of mexico
decision of the alamo conflict
treaty of guadalupe hidalgo

the american colonists were happy with their vicorty, but the french were mad and the french and indians were not alies, and neither were the french and colonist. i think,

the name of the theory is landmass theory.

the  seven  days  battles  were  a series of seven battles over seven  days from june 25 to july 1, 1862, near richmond, virginia,  during  the american civil war. the  seven  days ended with mcclellan's army in relative safety next to the james river, having suffered almost 16,000 casualtiesduring  the retreat.