America's longest-serving prisoner in solitary has conviction quashed. Albert Woodfox, right, and Herman Wallace in Angola prison, in Louisiana. Woodfoxâs 1972 murder conviction was overturned when a US appeals court ruled his conviction was secured through racially discriminatory means.
Next, the Olmec created a complex drainage system. These inventions helped the Olmec survive. In addition to their inventions, they also understood many things in life, such as the concept of zero ,linear time, and gravity.
The Olmec culture developed in the centuries before 1200BC (BCE), and declined around 400BC. We know far less about the Olmecs than we do about, for example, the Aztecs and Mayans. There are very few written records to tell us about the culture.In fact, at first Olmec artifacts were thought to be Mayan, and the Mayans were thought to be the first great culture in the area.The generally accepted belief is that the culture arose from people in the area, although some have suggested that the Olmecs may have originally come from Africa.he Olmec culture developed in the centuries before 1200BC (BCE), and declined around 400BC. We know far less about the Olmecs than we do about, for example, the Aztecs and Mayans. There are very few written records to tell us about the culture.