What impact did serbia’s sense of nationalism have on tensions in europe prior to world war 1?

Which of the following is one example of an ideological conflict that became one of the causes of world war ii?

After the civil war which president was called a "carpetbagger"?

Which of the following is not one of the five informal ways to amend the constitution? oa) state legislation ob) presidential actions oc) supreme court decisions od) political party activities