Ineed an answer asap ill give brainlist and 20 points what were the achievements of the koryo dynasty?

After the supreme court’s ruling on the dred scott case, many people in the north believed that a. slavery might become legal everywhere. b. slavery might be banned everywhere. c. formerly enslaved people would move to the north. d. formerly enslaved people would stay in the south.

The whigs selected william henry harrison to run against president van buren. in the campaign, the whigs compared harrison to , who grew up on the frontier in a. this became a of the 1840 campaign, even though harrison was a wealthy man. harrison was also a war . the whigs' campaign slogan used harrison's victory at , a battle in the war of 1812, and , his vice presidential running mate. in the campaign, the whigs blamed for the depression that followed the panic of 1837. many voters participated in the election, and became the first whig president. when harrison died, tyler became president. tyler had once been a. he didn't always agree with the of his own party, and the party expelled him

Is the idea of containment relevant to american foreign and policy today why or why not