<P> The Republic of Texas had formed in 1836 , after breaking away from Mexico in the Texas Revolution . The following year , an ambassador from Texas approached the United States about the possibility of becoming an American state . Fearing a war with Mexico , which did not recognize Texas independence , the United States declined the offer . In 1844 , James K. Polk was elected the United States president after promising to annex Texas . Before he assumed office , the outgoing president , John Tyler , entered negotiations with Texas . On February 26 , 1845 , six days before Polk took office , the U.S. Congress approved the annexation . The Texas legislature approved annexation in July 1845 and constructed a state constitution . In October , Texas residents approved the annexation and the new constitution , and Texas was officially inducted into the United States on December 29 , 1845 . </P>
<P> The Republic of Texas had formed in 1836 , after breaking away from Mexico in the Texas Revolution . The following year , an ambassador from Texas approached the United States about the possibility of becoming an American state . Fearing a war with Mexico , which did not recognize Texas independence , the United States declined the offer . In 1844 , James K. Polk was elected the United States president after promising to annex Texas . Before he assumed office , the outgoing president , John Tyler , entered negotiations with Texas . On February 26 , 1845 , six days before Polk took office , the U.S. Congress approved the annexation . The Texas legislature approved annexation in July 1845 and constructed a state constitution . In October , Texas residents approved the annexation and the new constitution , and Texas was officially inducted into the United States on December 29 , 1845 . </P>
when did the us take texas from mexico
when did the us take texas from mexico
1836
1836