hehehhe time for my civil war obsession to come in handy
Lincoln needed to announce it right after a big win for the Union. Antietam happened to be a well timed one.
Doing it after a big victory would help reinforce the fact that he was doing the right thing in the war, and that he was a good leader (good enough to be re-elected).
Announcing it right after a loss would be viewed as a weak, desperate move, and Lincoln couldn't afford that if he was to be running again for president.
The 10 commandments were told to Moses by god. Moses wrote down the commandments in Exodus 20.
In 139 B.C.E., the Chinese emperor dispatched Zhang Qian to central Asia to seek allies against the Xiongnu. The Xiongnu were a large confederation of Eurasian nomads who dominated the Asian Steppe.
The answer is "States now forbid operators of theaters, hotels, and restaurants to minority groups." They still have the right to refuse services to anyone they choose.
Because, it was a substitute teacher who taught students about the theory of evolution of humans in school, when in Tennessee there was a law called the Butler act that prohibited such teachings.