Plz plz plz answer quick why might the roman strategy of hiring mercenaries to fight german soldiers have failed?

Which of the following actions is an example of historiography

Brainliestttme : ) describe the event: increase in islamic extremism in the middle east

Which statement describes the primary purpose of the european union? question 1 options: to protect european nations in the event of another world war to work together to strengthen europe and benefit all member nations to prevent alliances from forming between member nations to share resources and make economic trade easier between coal and steel companies