Congress responded to environmental mobilization throughout the state of Oregon .
Congress passed the Endangered American Wilderness Act of 1978 , which led to the reinstatement of French Pete Creek and its surroundings in the Three Sisters Wilderness Area .
Responding to environmental mobilization throughout the state of Oregon , Congress passed the Endangered American Wilderness Act of 1978 , which led to the reinstatement of French Pete Creek and its surroundings in the Three Sisters Wilderness Area .