What were three effects of westward expansion?

1. It had negative effects on Native Americans. Their land and livelihood were taken from them by the new Americans. 2. The westward expansion more than doubled the size of America. 3. To many, the expansion of slavery into the west caused controversy between the north and south

Explanation:

the difference is that white collar worker performs skills like worker as a scientist or well blue collars do physical work and they do services like being a cook.

rosevelt. 1973. "slaves everywhere"