The phenomenon of internationalization in higher education has become a prominent topic in the worldwide academic environment, motivated by the necessity for institutions to adjust to a progressively interconnected world. An analysis of the several theoretical frameworks and models that support the concept of internationalization is undertaken in this study. Through an analysis of the main factors that drive and motivate internationalization, together with the obstacles and limitations encountered by higher education institutions, this chapter offers a thorough assessment of the present condition of internationalization in higher education. An analysis is provided on the influence of internationalization on institutional policies, curriculum design, and student experiences, emphasizing both the advantages and the disadvantages. This chapter concludes by examining future trends and directions, providing valuable insights into how higher education institutions can effectively manage the challenges of internationalization in a fast-evolving global environment.