History of international business is a field of academic inquiry dedicated to systematically examining the historical evolution of cross-border economic activity, encompassing the development of firms, markets, institutions, and interactions across national boundaries over time. It investigates the historical trajectory of international trade, foreign direct investment, multinational enterprises, and the broader economic, political, and social forces that have shaped global business landscapes across various periods and geographical contexts. This interdisciplinary field employs historical methodologies to analyze the causes, processes, and consequences of international business activities, providing essential context for understanding contemporary global commerce and informing theoretical development in international business studies.