Parkdale grange hall. Parkdale is an unincorporated community in Hood River County, Oregon, United States. For statistical purposes, the United States Census Bureau has defined Parkdale as a census-designated place (CDP). The census definition of the area may not precisely correspond to local understanding of the area with the same name.
Westward Expansion summary: The story of the United States has always been one of westward expansion, beginning along the East Coast and continuing, often by leaps and bounds, until it reached the Pacificâwhat Theodore Roosevelt described as the great leap Westward..
History Westward Expansion. The First Transcontinental Railroad stretched from the East Coast of the United States to the West Coast. No longer would people travel in long wagon trains that took months to reach California.They could now travel faster, safer, and cheaper by train.istory Westward Expansion. The First Transcontinental Railroad stretched from the East Coast of the United States to the West Coast. No longer would people travel in long wagon trains that took months to reach California.