What is the purpose of the department of defense?

Dalton developed the first model of the atom that showed the structure of the inside of an atom

How does wards description of the roman government compare to polybius description in sorce 1 and millars description in source 2

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