What evidence does each historian use to support their argument? What primary sources does this evidence come from?
What are the key arguments of each secondary source?
What evidence does each historian use to support their argument? What primary sources does this evidence come from?
Are the historians answering/addressing the same questions or not? How do these arguments compare to one another? How are they similar? How do they differ? Do they give us a similar view of the events/people/topic they discuss or not?
Which argument/article do you find more convincing and why?