The House of Representatives in the United States Congress is responsible for creating laws that, if they get through the Senate and the President, become, well, law. the House has 435 members. The British House of Commons has 650 lawmakers. Even the Australian House of Representatives has 150 members.
Democratic countries deliberately choose to have their laws created by large groups of people. The idea is that special interest groups will not be able to have too much influence on the passage of laws, and so the government will truly be a government representative of the people.
Is it possible, then, that an entire democratic country could be run by as few as two individuals? Let’s see what the math says…