Kautilya was the first realist thinker who evolved the theory of international system. Kautilya is the greatest person with knowledge and wisdom. His foresight and wide knowledge combined with political economy expediency helped to found Mauryan Empire. Kautilya was a great Indian thinker who has been respected and accepted as a brilliant person not only by Indian scholars but also western scholars too. Today's era we found my problems at national and international level. So there is a need to look and relook at the ancient literatures and to provide intelligent interpretation and reinterpretation to apply effectively in the content of modern international system. Centuries have passed but these ideas covered by kautilya are still relevant and applicable in the modern world.