Answer: this is all true.
Step-by-step explanation:
After the election of 1860, in which Abraham Lincoln was elected president, South Carolina seceded from the union. 10 other states followed its lead, forming the confederate states of America. President Lincoln decided that he could not allow the country to break apart and that only military force could save the union. The Civil War began. What other options did Lincoln have, if any, in his quest to save the nation?