Documents 1-3: discovering the dangers of addiction -- Documents 4-6: the spread of addiction and the call to action in the late-nineteenth and early-twentieth centuries -- Document 7: Proving Coca-cola is harmless -- Document 8: Smuggling drugs after the Smoking Opium Exclusion Act -- Documents 9-10: the Federal Government Acts against alcohol and narcotics -- Documents 11-12: calls for addiction to be treated as a disease -- Documents 13-15: the American government reports on, and attempts to act against, the health hazards of tobacco -- Document 16: the government tackles steroids -- Documents 17-18: beyond substance : beginning to recognize behavioral addictions -- Further reading.