Answer:
Ratification!
Explanation:
The Federalists favored ratification as they were strong supporters of the US Constitution and the system designed by the Constitution.
The slavery issue changed political parties. The Whig Party collapsed, divided between anti slavery Northerners and proslavery Southerners. With this split, a Democrat won the 1852 campaign for president. Some Whigs joined the new American party.
Answer: B was a significant cause of world war 2
Explanation: Hitler was outraged at the lose of Germany in world war 1 and with the Treaty of Versailles that he started WW2 to end the treaty