What is the legitimate role of government during times of calm and during times of crisis?

The legitimate role of government during times of calm and during times of crisis are numerable. The government has the big voice to the welfare of the people. In times of calm, they must see to it that everything went well and goes according to plan, with regards to the common good of the people. Maintain what is good. In times of crisis, alternative plans must have to be implemented and the government has to be the one to lead.