Paul Spangler was a doctor treating the wounded at Pearl Harbor. In his letter he writes that he gave the helpless cases a drug to kill the pain until they died. What was the name of that pain killer?

the tariff was created to protect industry in the northern part of the united states. industries in the north were being driven out of business by imported goods that were priced at a low rate. the goal was to protect these industries   by taxing the goods.

imma say false because i dont know anything about this.

it provided for equal trade rights among nations in china.