Fifteen.
At the peak in 1860 there were 3.9 million slaves in the south.
11 southern states left the union and formed a separate government.
The Crittenden Compromise was the name given to the attempt in 1860 to get Southern states to stay in the Union.
There were 33 States in the United States in 1860. These were, in order of admission and/or ratification:DelawarePennsylvaniaNew JerseyGeorgiaConnecticutMassachusettsMarylandSouth CarolinaNew HampshireVirginiaNew YorkNorth CarolinaRhode IslandVermontKentuckyTennesseeOhioLouisianaIndianaMississippiIllinoisAlabamaMaineMissouriArkansasMichiganFloridaTexasIowaWisconsinCaliforniaMinnesotaOregon
9
9
Florida and South Carolina were the only Southern states to secede in 1860. The other 9 seceded in 1861.
Fifteen.
The Kingdom of Sardinia, under the leadership of Prime Minister Cavour and King Victor Emmanuel II, took the lead in Italian unification due to its strong economy, efficient bureaucracy, and diplomatic skills. They formed alliances with other Italian states, notably France, and employed military force to defeat Austrian troops in 1859, laying the groundwork for the unification of Italy under Sardinian leadership.
either 22 states or 24 states
In 1860, Northern states had 110,000 manufacturing establishments. In contrast to this the South had only 18,000.
Since 1860. Mont Blanc is partially in France and partially in Italy. The border runs through the summit. Prior to 1860 both sides of the mountain were part of the Kingdom of Sardinia.
At the peak in 1860 there were 3.9 million slaves in the south.
In 1860 Abraham Lincoln was elected president of the United States of America. Shortly after the election, in 1861, many statessucceeded out of the Union to their own states electing Jefferson Davis president.