They were executed by electric chair.
Other Americans improved and publicized the Santa Fe Trail as of 1822, in order to take advantage of new trade opportunities with Mexico. It had just won independence from Spain in the Mexican War of Independence.
The impact that the conquistadors had on the Aztecs was devastating as they brought over diseases from Europe and killed more than half of their people. With the deaths of so many natives a lot of their traditions and beliefs in their society was lost.