Nationalism is defined as the belief that the interest of the nation, as a whole, is of ultimate primary importance. It should be free from foreign domination.
Modern Education is called as such because it is open to all. Its purpose is not to impose learnings but to develop the individuals mental processes, values and principles, and to enable said individual to become well-rounded.
Because modern education is driven improve ones skills and abilities, it brings out his or her self-worth. Individuals will know their rights and duties as they too will be learn that to be able to freely protect their rights, they must be free from foreign domination. Thus, the growth of nationalism.