A. He was the fiery ruler of Surdinia who became king of united italy and dec,ared Rome its capital
B. He organized the Redshirts and helped unite the Italiam peninsula into one nation
Those are the two answers.
The admission of California into the United States was a divisive national issue because California's entry would upset the nation's numerical balance of free and slave states.
This was Horace Mann. He helped create and design the first educational system in the United States, he was the Massachusetts' Secretary of the Board of Education and he started the "Mann's Six Principles", which were his thoughts of how he would choose decisions. He did a lot for schooling and shaped it how it really is today.