Final answer:
According to the Declaration of Independence, if the government fails to protect the rights of the people, they have the right to a revolution.
Step-by-step explanation:
According to the Declaration of Independence, if the government fails to carry out its main purpose of protecting the rights of the people, the people have the right to a revolution.
This means that they have the right to overthrow the government and establish a new one that will protect their rights.
This idea was deeply influenced by the philosophy of natural rights and the social contract, as expressed by thinkers like John Locke.