This document provides an overview of global business, including the concept, challenges, and entry strategies. It discusses the importance of global trade, the interconnectedness of people and organizations, and the benefits of expanding businesses at a global level. The document also outlines the managerial and operational challenges faced by companies in international business, such as fiscal deficits, economic challenges, political instability, unemployment, poverty, and corruption. Additionally, it presents different entry strategies for entering a new international market, including acquisition, joint venture, and franchising. The document concludes by recommending the joint venture strategy for Sainsbury's re-entry into the Egypt market.