How did a broad network of railroads develop in the years after the Civil War?

How did a broad network of railroads develop in the years after the Civil War?

Explanation

Tracks were standardized; thousands of tracks were laid, and standardized the time zones based on location. Such as in the areas of Eastern, Pacific, and Central.

pennsylvania pennsylvania colony was a proprietary colony founded when william penn was awarded a charter by king charles ii in 1681. he set up the colony as one of religious freedom. the government included a representative legislature with popularly elected officials. all taxpaying freemen could vote.

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in which two ways were the northeast woodland indians and the southeast indians similar? both collaborated to form the iroquois confederacy. both cultivated the crops of corn, beans, and squash. both lived in rich environments of swamps and rivers. both lived in tree-bark dwellings called wigwams. both expected men to hunt, while women farmed.