What are the six purposes of government established by the constitution

The six purposes of the government are as follows:
1- to form a more perfect union.
2- establish justice: by fair and reasonable laws and punishments
3- insure domestic tranquility: this means protecting Americans from other Americans
4- provide a common defense: to protect Americans from any outside forces
5- promote a general welfare for the benefit of citizens
6- secure the blessing of the liberty: this means that citizens have the legal right to life, liberty and pursuing happiness.