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.
Some slaveholders believed that African Americans were biologically inferior to their masters. During the 1800s, this arguement was taken quite seriously, even in scientific circles. Defenders of slavery argued that slavery had existed throughout history and was the natural state of mankind.The Greeks had slaves, the Romans had slaves, and the English had slavery until very recently.Defenders of slavery noted that in the Bible, Abraham had slaves. They point to the Ten Commandments, noting that Thou shalt not covet thy neighbor's house, ...he Greeks had slaves, the Romans had slaves, and the English had slavery until very recently. Defenders of slavery noted that in the Bible, Abraham had slaves. They point to the Ten Commandments, noting that Thou shalt not covet thy neighbor's house, ...