Answer:
The correct matches are:
1. A cause of the Civil War - Lincoln's election
2. Region that had 90 percent of the nation's industry - The North
3. Led the raid on Harper's Ferry - John Brown
4. Commander of Federal forts in Charleston - Maj. Robert Anderson
5. Did not want to compromise with the South - The Republicans
6. Allowed owners to go anywhere to retrieve runaways - New Fugitive Slave Law
7. States and territories would vote whether to be free or slave - popular sovereignty
8. The Kansas issue split this political party popular - Democrats