What was the significance of the battle at antietam creek?

How did the instition of slavery continue to affect the world even after it was abolished?

It can be inferred that the dramatic increase in defense spending by germany was the result of. (a) attempts by great britain to take german colonies. ( b) fear of a two-front war against france and russia (c) the need to put down a communist rebellion (d) a competition with the allies to produce atomic weapons

During what century did muhammad recieve his first revelation from god