Quick Write: Why do We Have Universal Education, and when did it started?

At 500 BC, education already became visible and known to many people in more civilized part of the world.People have education to know how to civilize and improve their way of life. Maybe human can still live with each other and sometimes get along, but to really walk toward a peaceful, conflict-less world is to first be educated and civilized. Actual public school were first set in the 10th century in England, it is where language became more important to the people. Once some people get to have education, others would fight for the right to have the chance to seek more knowledge, then more and more became educated and civilized, the problems in the world can be solved easily. If a person isn't taught the right way since they were born, they will grow in the wrong direction, and can lead to bad decisions that can cause damage to the world. Therefore, Education became a needed qualification to be a global citizen.