What does Turner mean when he says that American development has "exhibited advance along a single line, but a return to primitive conditions on a continually advancing frontier line"? How has this frontier line allowed Americans to "modify and develop" their European influences?

What is an example of a secondary source?

He government, which was designed for the people, has got into the hands of bosses and their employers, the special interests. an invisible empire has been set up above the forms of democracy. –woodrow wilson who or what does wilson believe is controlling the us government?

Look at the painting the lictors bring to brutus the bodies of his sons by jacques-louis david (1789). the most likely message this painting sends to french citizens is that one must be prepared to sacrifice their own children to preserve france. loyalty to one’s country stops short of sacrificing one’s own children. brutality is an integral part of revolution and the reign of terror. no one is immune to death, not even the leaders of the revolution.