Missouri and Maine were the 2 new states.... Maine became a free state, and Missouri became a slave state.... the Compromise of 1820 is also known as the Missouri Compromise
By not letting her (Rosa Parks a black women) sit where ever she wanted on the bus showed some Whites and most Blacks enough is enough it's time for change and people are willing to do whatever it takes to receive equality! Hope this helps!!
I'm pretty sure the answer is A: Allied Power Hope it helps
What key advances in knowledge and technology allowed Europeans to explore these new areas?
Your Answer: Compass