Historical evolution refers to the important nodes involved in the laws of political activities and the development and change of political thoughts. The key point is to explain the relationship between these nodes, including reasons, mutual influence, practical role, historical and practical significance. From the basic interests of reform and opening up to the development of enterprises, there has been a historical revolution, referred to as historical evolution.

Lexical explanation:

History:

1, the development process of nature and human society.

2. Past facts.

3. Records of past facts.

4, refers to the history discipline.

Evolution: along, it is a continuation. Change is change.

Historical evolution: refers to the process of development and change of things.

Contains content:

1. The historical evolution of social customs.

2. Historical evolution chart.

Example usage:

1. The master introduced the historical evolution and processing methods of Beijing roast duck.

2. Each college has its own historical evolution, income, articles of association and organizational form.

3. This paper first introduces the historical evolution of social security legislation, then analyzes the legal problems existing in the social security system, and finally puts forward the ways and methods to solve the problems.