Portable Network Graphics. Portable Network Graphics (PNG /ËpÉªÅ/) is a raster graphics file format that supports lossless data compression. PNG was created as an improved, non-patented replacement for Graphics Interchange Format (GIF), and is the most widely used lossless image compression format on the Internet.
The slavery in the United States was a paradox because it contradicted the American ideal of freedom C. Slavery is one the black chapters in mankind history. It shows barbarian, immorality and misunderstanding.
The reason why the Emancipation Proclamation was written was because Lincoln believed slavery was wrong. One of the questions often asked is why it only covered those of the rebelling states. The reason involved legalities. He did not have the authority to issue such a decree on states that were not seceeding.