Why is it difficult to define the boundaries of functional region?

Using complete sentences, compare and contrast the leadership and accomplishments of martin luther king, jr. and frederick douglass.

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.

The date a source was created is considered part of its historical context intended audience purpose point of view