The collective views of the citizens on a specific national matter is

The collective views of the citizens on a specific national matter is known as public opinion.

Public opinion refers to the aggregate of individual attitudes or beliefs about a particular topic or issue that is significant to the society at large. It represents the general consensus or the majority viewpoint of the people within a nation. This opinion is often measured through surveys, polls, media reports, and other means of gauging how the populace feels or thinks about a specific matter.

Public opinion is vital in a democracy because it can influence policy decisions, election outcomes, and the actions of government officials. It reflects what citizens believe to be important, usually based on their values, experiences, and available information.

In summary, public opinion is the term that best describes the aggregate views of individuals within a society on issues of national importance.