Today the role of International business management is the maximum as compared to the previous years or decades. Most of the organization wants to expand its business globally by participating in cross-cultural activities with the help of joint ventures, collaborations, etc. International business has increase the scope for availing so many opportunities with challenges for individuals, management, organization or to the local government. It involves understanding of cross-culture, interactions with MNC’s, corporate prescriptive. With the help of this paper, we will learn about International business, its environment, and challenges of international business and modes to enter into international trade.