This paper discusses modern philosophy in contrast to earlier philosophies such as Greek, Roman and medieval philosophy. Modern philosophy began when Western intellectuals changed their attitudes and ways of thinking. This means the birth of elements and doctrines of modern philosophy, which are elements and doctrines of philosophy that have new elements and characteristics in the structure of western thought. Researchers use the synthesis method to combine various elements, parts, highlights of the study to produce a comprehensive study. The results of this study found that in the 18th century there appeared a German philosopher, Immanuel Kant, who brought several doctrines, one of which was related to morals and ethics. For him, the discussion about morals and ethics for other modern philosophers is very orthodox. With that, he tried to bring the doctrine of the Element of unconditional order in his ethical philosophy. Tracing the development of the emergence of modern philosophy, there are several factors that encourage changes in the attitude and way of thinking of western intellectuals at that time. This means that he asserts the main principle of every empiricist is to see the science through the basis of sensory experience.

Keywords: Modern philosophy, Western intellectuals, Empiricism, Contigent.