History is a human activity that has happened in ancient and modern China and abroad. To sum up and sum up certain laws is called history. Geographically, history is divided into world history, national history, local history and family history; From the subject of research, it can be divided into economic history, sports history, music history, literature history, military history, political history and so on. Emperor Taizong once said that we can know the rise and fall by taking history as a mirror. In other words, if we take history as a mirror, we can know the reasons for the rise and fall of ancient dynasties as an important basis for the ruling class to govern. It can be seen that the ancients in China have attached great importance to the role of history. China is called "the kingdom of historians". Since Zuozhuan and Shiji in the Spring and Autumn Period, China's official private historians have been compiling history in an endless stream, which makes China have the largest number of words and the most complete historical materials in the world, showing us a vivid picture of the ancient world of China. From this, we can get many experiences and lessons in national governance, diplomatic relations and personal cultivation, which is of great significance to our social and economic life today. History also records the great contributions of many politicians, military strategists and writers to society, as well as their touching stories of diligent study and study since childhood, which is of great enlightening significance to our success. Especially in the struggle against foreign aggression, against ruling oppression and safeguarding national interests, a large number of national heroes such as Yue Fei and Wen Tianxiang emerged. Today, it is still of great significance for us to learn from the great deeds of these heroes to enhance national cohesion and carry forward the spirit of patriotism. Of course, many historical materials in ancient times are inevitably marked with the subjective brand of the wrong thoughts of the ancient ruling class, which is essentially beneficial for them to publicize the idea of "loyalty to the monarch and patriotism" and safeguard their rule. Pay attention to recognition when reading. At the same time, when we study the history of the west, we can know how the west developed the ideas of rule of law, democracy and freedom from the Roman and Greek times, and inherited these ideas in the Renaissance. After the conflict in the Middle Ages, it is of great significance for us not to forget the national humiliation, reflect on the national inferiority and make new progress. Generally speaking, the advantage of studying history is to base ourselves on history, reflect on the past and look forward to the future, and provide useful reference for the development of our individuals and even the whole country.