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.
An example of an issue is not the issue. Slavery was a specific issue of a perceived violation of a state's rights, over which the country went to war. Claiming the Civil War was about slavery alone is like saying that the recent revolution in Egypt was about unseating Mubarak and nothing else.