The assassination of this future heir to the Austro-Hungarian throne sparked the greatest war the world had ever seen at that point

What is the meaning of the statement that all is vanity or meaningless? use full sentences

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.

Which type of monetary policies would the federal reserve most likely use when the economy is struggling