Answer:
Explanation: John Brown was a militant American abolitionist. He becane a martyr during the raid on the federal arsenal at Harpers Ferry. His ideas and actions incited the slave insurrection that lead to the American Civil War.
Answer:
The AFL was a formal federation of labor unions whereas the Knights of Labor was much more a secretive type. One of the main differences between the Knights of Labor and the American Federation of Labor is that the former one was more radical.
Explanation:
He went on an expedition to central Sweden and discovered about 100 new species of plants.
When it came to the Congress to approve the joining of the United States in the League of Nations it was blocked by the Republican opposition, especially from Senators William Borah and Henry Cabot (D).
The U. S. public opinion was still disappointed over the outcomes of the war. Also, the Republican Senators did not like what they thought to be a violation of the U.S. sovereignity: the covenant of the League in it's Article X predicted that in case of a member being attacked all the others should defend it.
This added to the historical isolationism of U.S. diplomacy stopped the country from joining the League of Nations despite its inspiration on President Woodrow Wilson’s Fourteen Points.
