What is the purpose of this passage from President Lincoln’s Second Inaugural Address? to explain where slavery existed
to explain why the cause of conflict was resolved before the war ended
to explain how slavery was restricted
to explain the causes of the war and its longevity

The second inauguration of Abraham Lincoln as President of the United States took place on Saturday, March 4, 1865, at the East Portico of the United States Capitol in Washington, D.C. This was the 20th inauguration and marked the commencement of the second and final term of Abraham Lincoln as President and only term of Andrew Johnson as Vice President. Lincoln was assassinated 42 days into this term, and Johnson succeeded to the presidency. Chief Justice Salmon P. Chase administered the presidential oath of office. This was the first inauguration to feature African Americans in the inaugural parade.[1]