The normal, healthy heart has its own pacemaker that regulates the rate that the heart beats. However, some hearts don't beat regularly. A pacemaker can sometimes correct the problem. A pacemaker is a small device that sends electrical impulses to the heart muscle to maintain a suitable heart rate and rhythm. A pacemaker may also be used to treat fainting spells (syncope), congestive heart failure, and hypertrophic cardiomyopathy.
The core of the treaty defined the Mexican Cession, the territory that Mexico was obliged to cede to the United States as a result of the war. The Mexican War was the culmination of a series of conflicts between Mexico and the United States.
MEXICAN CESSION (1848) The Treaty of Guadalupe-Hidalgo was the peace treaty between the United States and Mexico that officially ended the Mexican War (1846â1848). The conflict lasted until the treaty was signed on February 2, 1848, in Guadalupe Hidalgo, a city in south central Mexico near Mexico City.