The battle of Okinawa started on April 1, 1945 and ended June 22, 1945. So your answer is C!
Answer: North
Explanation:
When the Civil War broke out, the North outclassed the South in anything industrial because they had focused on industrialization while the South had focused on agriculture.
One area the North had complete dominance was in transportation. With railroads being the major means of transportation at the time, the side with more railroads was considered more equipped and the North had more than twice the railroads the South had.
The answers would be 1 and 2
Because the first was in 1803