Which of the following events happened last? A. The election of Abraham Lincoln
B. The firing on Fort Sumter
C. The founding of the Confederate States of America
D. The Secession of the first group of southern states

the 9th amendment

explanation:

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.