From the historical dimension, the development of patriotism education in colleges and universities is shown as a process of gradual improvement. On this basis, the profound connotation of patriotism education in colleges and universities in the new era is analyzed from the personal, social and national levels. Starting from the connotation, and trying to cut in from the necessity of carrying out patriotism education in colleges and universities in the teaching of situation and policy, this paper discusses the necessity of carrying out patriotism education in the teaching of situation and policy in colleges and universities from the three aspects of individuals, colleges and universities and the country.