jan 1, 1840 - Railway
Description:
The population of the United States has increased 36 percent in the last ten years – from 13 to almost 18 million. Railway track has grown from 100 to 3,500 miles. The US now has 1,200 cotton factories, two-thirds of them in New England.Added to timeline:
Date:
jan 1, 1840
Now
~ 185 years ago