Which of the following was not introduced to the native americans by european explorers?
horses and cattle, sugar cane, and iron tools
devastating diseases like smallpox and measles
all of these things were introduced to the native americans by european explorers

false

explanation:

not always that can be recessionary too

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation: