日本东北大学教授野家启一和大阪大学教授鹫田清一在日本《情报知识的含义》(1999年版)上撰文指出,20世纪是国家的世纪。近代成立的民族国家,通过普遍选举的实施和产业革命等,使国家在政治和经济方面都有了确实的轮廓。加之通过两次世界大战,在民族独立运动中,新的国家不断地诞生。这样,国家在文化共同体——即在特定的地区拥有共同的语言和历史体验的自然发生的共同体,以及 Professor Noguchi of Japan’s Tohoku University and Professor Yoshihiro Kaneda of Osaka University pointed out in Japan’s article “The Meaning of Information Knowledge” (1999 edition) that the 20th century is the century of the country. The nation-state established in the modern times brought the country a definite outline of its political and economic aspects through the implementation of the universal election and the industrial revolution. In addition, through the two world wars, new nations were constantly born during the national independence movement. In this way, the state in a cultural community - a naturally occurring community that has a common language and historical experience in a particular region - and