Well, the Battle of Midway changed our entire strategy going forward, as afterward, the US was able to push in with massive victories. one reason for this, was we sunk 4 Japanese Carriers which took a very long time to make. Ultimately, it was the turning point to us winning in the Pacific massively rather than minor, or hard-fought victories.
They both extended slavery. They both freed enslaved people. They both united the thirteen states. They both encouraged settlement. They both ordinances set aside plots of land for educational purposes. Hope this helps!!!