USA HISTORY

Detailed explanation-1: -Mexico refused to recognize the Republic of Texas, and intermittent conflicts between the two countries continued into the 1840s. The annexation of Texas as the 28th state of the United States, in 1845, led directly to the Mexican–American War .

Detailed explanation-2: -Mexico refused to acknowledge Texas independence. The Mexicans maintained that Texas was still a state in rebellion against its rightful government. Texans wanted to resolve their relationship with Mexico to avoid conflicts like the one involving the Independence.

Detailed explanation-3: -The Republic of Texas inaugurated Sam Houston as its first president in 1836. Late in the same year, the Texas Congress set the boundaries of the republic, naming the Rio Grande as the southern boundary, even though Mexico refused to recognize Texas’s independence.

Detailed explanation-4: -Mexico. Mexico never recognized Texas’ independence. Instead the Mexican government considered Texas a rebellious territory still belonging to Mexico. By 1838 Texas had a firm hold on its eastern lands, but the majority of Texas remained under Mexican control.

Detailed explanation-5: -Remembering how badly the Texans had been defeated at the Alamo, on April 21, 1836, Houston’s army won a quick battle against the Mexican forces at San Jacinto and gained independence for Texas. Soon after, Houston was elected president of the Republic of Texas.