Mexican Cession Mexican Cession, with considerable local autonomy punctuated by several revolts and few troops sent from central Mexico, in the period from 1821–22 after independence from Spain up through 1846 when U.S. military forces seized control of California and New Mexico on the outbreak of the Mexican–American War. The northern boundary of the 42nd parallel north was set by the Adams–Onís Treaty signed by the United States and Spain in 1821 and ratified by Mexico in 1831. The eastern boundary of the Mexican Cession was the Texas claim at the Rio Grande and extending north from the headwaters of the Jojo
Cornish Mexican Cultural Society made pasties. According to Stephen Lay, CMCS spokesman, "It's uncanny, the Cornish influence is abundantly clear even today – pasties are probably even more popular and widely produced than in Cornwall itself." Cornish Mexican Cultural Society The Cornish-Mexican Cultural Society () is a society that tries to advance awareness of the historical and modern links between Cornwall and Mexico’s “Little Cornwall”, the area of Pachuca and Real del Monte in the state of Hidalgo, Mexico. The municipality of Pachuca has a long history of gold and silver mining, but during the Mexican War of Independence (1810–1821) much of the infrastructure