The phrase “insure domestic tranquility” is part of the Preamble to the United States Constitution. It means that the government has a responsibility to maintain peace and order within the country. This includes preventing conflicts, ensuring public safety, and promoting a stable environment where citizens can live without fear of violence or chaos.
In simpler terms, “insure domestic tranquility” refers to the government’s duty to keep the peace and ensure that life within the country is calm and orderly. This can involve various measures, such as enforcing laws, providing public services, and addressing issues that could disrupt the peace.
Overall, the goal is to create a society where people can live harmoniously and without the constant threat of unrest or disorder.