Final answer:
The end of the Cold War and advancements in computer technology between 1989 and 1991 encouraged the spread of globalization.
Step-by-step explanation:
The events between 1989 and 1991 that encouraged the spread of globalization were the end of the Cold War and advancements in computer technology. The end of the Cold War, marked by the collapse of the Soviet Union in 1991, led to a decrease in political tensions and an increase in economic cooperation among nations. Advancements in computer technology during this time facilitated faster communication and information exchange, making it easier for businesses and individuals to connect globally. These events contributed to globalization by promoting international trade, cultural exchange, and the development of a global interconnectedness.