This was a 1917 act passed after entering ww1 that made it a crime to pass information that would interfere with the success of the us armed forces what's the term for this?

Which thirteenth century group invaded russia, leveling cities and massacring whole populations?

Which form of government have the african nations had since independence?

Which of the following questions must be asked about the use of resources in an economic system a. what allocation will provide the fastest growth b. what is the most secure allocation c. what is the fairest allocation d. what is the most effective allocation