The battle began as the first B-29 Superfortresses rolled off the production lines of the massive new Boeing factory on the prairies near Wichita, Kansas. The Boeing B-29 Superfortress was a significant advance in aviation technology, which came with a multitude of problems to be resolved before it was suitable for combat operations.
Answer: Southern states started to secede from the Union after Lincoln was elected. Without Southern states to block the vote in Congress, Kansas was admitted as the 34th state. The Battle of Gettysburg in Pennsylvania became a turning point in the war.