Why do you think president gerald ford referred to the human rights agreement in the helsinki final act as a timebomb for the soviet union ?

The Soviet Union and the Warsaw pact nations did not recognize that the human rights provision was a time bomb. We in the United States and our western allies were hopeful that that provision would bring about the kind of uprisings that did take place. ... History is going to recognize that the Helsinki Accord was one of the great diplomatic achievements in the past, in this current century.

the answer is "by providing data about careers and annual mean wages"

the first forms of writing came from them in the form of pictographs around 3100 bc.