Why did a group of abolitionists attack Harpers Ferry, Virginia, in 1859?

Read the information in the table and answer the question that follows. beliefs of two key leaders in the protestant reformation martin luther john calvin doing good works does not guarantee salvation. he disagreed with the catholic church regarding purgatory and other traditions. he believed god's love is a gift and not a prize to be won from human effort. doing good works does not guarantee salvation. he believed only god knows who will receive salvation. faith is the result of god's forgiveness of sins. based on the information in the table, which statement would most likely be a belief shared by both martin luther and john calvin? a. doing good deeds is not a means to salvation. b. praying will bring a person salvation. c. confessing your sins to a priest will bring penance. d. god has predestined those people who will be saved.

The quote below is an excerpt from the charter of the united nations: "the purposes of the united nations are: to maintain international peace and security, and to that end: to take effective collective measures for the prevention and removal of threats to the peace, and for the suppression of acts of aggression or other breaches of the peace, and to bring about by peaceful means, and in conformity with the principles of justice and international law, adjustment or settlement of international disputes or situations which might lead to a breach of the peace . " source:this section implies that the united nations is prepared to do what to keep world peace?

What are contributions made by rene descartes