All of them are correct except the first one
After civil war the slaves that were released needed jobs so they worked as share copers by keeping up the fields for the owner and they would either be paid or get a certain amount of the crop.
It put it onto the policy agenda. Thanks to the media, the civil rights fight started getting supporters from all around america and form all classes and ethnicities. Without the media, we can't know when the civil rights would be won because the people wouldn't have known what was going on and to what degree.
For the first blank: Weimar Republic
Second blank: Nazi Socialist Party
Greek scientists – mostly mathematicians, philosofers, biologist, physicists –changed the way people viewed and understood the natural world around them starting from the simple observation and measurement of the objetcts around them. After that, their observations arrived to experimentation and analysis.