Today, international trade has a considerable extension; the exchange of goods, services and natural resources takes place all over the world. Transport and communications are becoming faster with the valuable help of new technologies. Often, several companies move from their original country to another. The world is now seen as a global market where various companies are expected to deal together. Thus, management must now be considered in a broader sense because several countries must combine their vision of management, their managerial styles and undoubtedly their culture, to ensure the globalization of business. So, what is the general impact of management in international business? In this essay, this question will be clearly answered with in-depth details, regarding important issues that managers typically face in international business, such as: culture conflicts, ethical issues, and fair trade issues. And the advent of multinational corporations will be widely explained. Finally, as an example, the difference between the management styles of the United States and Japan will be considered and the management styles of China will be described. Keywords: Management, Globalization, CommerceWith the expansion of With the evolution of the global market, the increase in production and the number of customers, management becomes more complex and more competitive. The globalization of businesses requires a diversity of tasks and skills; due to the sharp increase in demand in the international market. Therefore, more employees will be contacted to move elsewhere to satisfy unlimited needs. Then, this fact causes the establishment of several international companies or multinational companies, the culture conflict, middle of paper ......tte; they made slow decisions and practiced slow implementation of decisions. In organizing planning, collective and individual responsibility is required. They are trying to introduce a system of accountability; A system of formal bureaucratic organization is necessary. They mainly hire from schools rather than other companies. They have a slow promotion process but a steady salary. In best practices, the leader acts as the head of the committee, and the directive is child-parent type and they avoid confrontation. And the control is carried out by the leader of the group. Moreover, management has a direct impact on all factors of business globalization, whether multinationals, international trade, ethical standards or cultural diversity. Therefore, management needs to be more qualified to cope with the high intensity demands of the international market..