In 1835 the Republic of Texas separated from its previous Mexican rule. After spending the better part of their one sovereign decade attempting to join the United States, Texas was annexed by the USA in 1845. The United States offered Texas security, stable rule, and economic survivability, as many had families in the United States and feared that Mexico had plans to strike once more at Texas, hence this trope. The United States also would protect the settlers' right to own slaves-- these settlers, first invited to Texas by the Mexican government after agreeing to follow Mexican law, balked at Mexico's ban on slavery in 1829, which these slave-owning settlers very much disagreed with. The slavery aspect is something Texans unsurprisingly tend to gloss over when discussing their state's his