Answer: Travel time decreased as the steamboat could now travel against the current.
The cash crops of the southern colonies included cotton, tobacco, rice, and indigo (a plant that was used to create blue dye). In Virginia and Maryland, the main cash crop was tobacco. In South Carolina and Georgia, the main cash crops were indigo and rice.
Answer: Before dropping the bombs, President Truman only really had 2 options, either invade Japan and cause the deaths of many more Americans and many Japanese, or end the war as soon as possible by dropping the atomic bombs. I'd say the most significant factor was that more people would die if they tried to invade.
Explanation: