Why did the north want to stop the spread of slavery

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western

Civil liberties in latin america vary. this means that

You will now write an essay of at least three paragraphs that takes a position on an opinion in hazelwood v. kuhlmeier. you may choose to support the majority opinion or justice brennan's dissenting opinion. you should support your argument with reasons provided in the opinions, although you may also give reasons of your own. your essay should also decision in the case