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.
To Southerners of 1850, slavery was a condition for which they felt no more responsible than for their English speech or their representative institutions. In some seaboard areas, slavery by 1850 was well over 200 years old; it was an integral part of the basic economy of the region.