1) The North Karelia Project in Finland in the early 1970s demonstrated that lifestyle interventions could successfully address high rates of non-communicable diseases like cardiovascular disease. 2) Through partnerships across different levels of government and with businesses and non-profits, the Project implemented policies, programs, and media campaigns to reduce smoking, saturated fat intake, and high blood pressure in the population. 3) Evaluation showed the interventions were successful in significantly reducing mortality from non-communicable diseases in North Karelia and informed the national expansion of similar prevention programs in Finland.