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.
While objections to the legal subjugation of blacks existed before, it was not until the Revolutionary War, when the great paradox of slavery's prominence in a nation fighting for its freedom emerged, that opposition to slavery transformed into wide-spread, impassioned action.hile objections to the legal subjugation of blacks existed before, it was not until the Revolutionary War, when the great paradox of slavery's prominence in a nation fighting for its freedom emerged, that opposition to slavery transformed into wide-spread, impassioned action.