The provided texts chronicle the history of the fight against Big Tobacco. One source details internal tobacco industry memos revealing early knowledge of smoking's dangers and subsequent industry efforts to conceal this information. Another source focuses on Representative Henry Waxman's decades-long congressional investigation exposing Big Tobacco's deceptive practices and advocating for stronger regulations. A third source provides a timeline of milestones in tobacco control efforts by the American Lung Association, highlighting legislative victories, legal battles, and public health initiatives. These sources collectively illustrate a protracted struggle to expose the tobacco industry's harmful actions and implement public health measures to protect the public.