What were the advantages and the disadvantages of the mandate of heaven concept and the pattern of dynastic cycle ? how did these concepts affect the development of the chinese state ?

united states reinforcements contributed greatly to three allied victories in france at: cantigny (first major american battle), argonne (the largest in the united states military history, involving 1.2 million american soldiers), and château-thierry (one of the first actions under general pershing).

the properties of a free-market system that determine what the out comes will be.