What characteristics of the area made indus valley a cultural hearth?

Why is ivan iv known as “ivan the terrible”?

Following archduke franz ferdinand's assassination, austro-hungarian leaders: a. aided the ottoman empire in its campaign to keep serbia under its control. b. executed nearly all prominent serbs living in austria-hungary c. threatened to invade serbia if serb leaders did not agree to a set of strict demands. d.. formed an alliance with great britain to protect austria-hungary from future attacks.

Explain how john f.kennedy organized the content of his speech.cite specific examples from his speech to support your answer