Need history questions done

Write 5-8 sentence on each question. 6.) Choose one attempt at compromise on the question of slavery in the United States between 1808 and 1850. What were the provisions of that compromise? Why did it ultimately fail? 7.) How can the Supreme Court’s decision in the Dred Scott case be considered a long-term cause of the Civil War? 8.) How did the “Bleeding Kansas” situation foreshadow what would happen in the Civil War? 9.) How did the 1840 election mark a significant change in political parties and campaigns? 10.)How did Lincoln’s intentions in relation to slavery change from the beginning of the war to the end? Requirements: 5-8 sentence each