<span>The Emancipation Proclamation was issued on Sept. 22, 1862. It freed slaves in the rebellious states against the union (slave states and southern states). Although it was issued, it didn't immediately free the slaves. They couldn't just leave their slave owner, they may get killed or tortured. SO, When the Civil War started in 1861-1865, Lincoln had prioritized the union over his freeing of the slaves. (He already issued the emancipation in 1861 anyway) So in 1862, thousands of slaves fled the south and rebellious states to join the Northern Army. When slaves joined the northern army in the free northern states, they became a free man and had quarters to live in. Lincoln was then convinced that what he had done in previous years had turned into a military strategy.</span>
The polis emerged from dark ages which followed the fall of the mycenaean civilization in Greece and by the 8th century bce a significant process of urbanization had begun
Look on bbc bitesize and you can get all the answers you need
A few of the significant changes is our spine, and also we used to have a tail.
