Peter Pressman, MD, MS, FACN, of Winter Harbor and Edward A. McCulloch, Ph.D., of Tucson, Arizona, are former naval officers and current public health activists. Mainers have a long and proud history of political activism and civic engagement. But with indications that federal immigration enforcement activity may soon occur in Portland and Lewiston, this is a moment that calls not for confrontation, but for restraint. Civil disobedience has a critical and storied history.