The land east of the Appalachian mountains belonged to what country?

e imma say squidward tentacles

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse

what was the following answers?

after the spaniards introduced horses to plains native americans, the lives of the tribes changed. tribes became less settled and sedentary. the horse allowed them to hunt animals such as bison or buffalo, and, instead of staying in one place, tribes began to be nomadic.