What is globalization? Why has globalization become such an important issue over the last ten years?

Jordan, B., Ross, S., & Westerfield R. (2016). Fundamentals of Corporate Finance (11th ed.). New York, NY: McGraw-Hill What is globalization? Why has globalization become such an important issue over the last ten years? Has globalization led to an increase or decrease in the number of mergers and acquisitions over the last 15 years?