In this chapter, the author first points to some ideologies behind structuring bilingual education. Then the author moves along to briefly discuss bilingual education or language programs practiced in some nations or regions in different geographical areas of the globe, namely Asia, Africa, Europe, North America, South America, and Oceania. In so organized, readers are encouraged to compare and contrast how one nation or region's bilingual education or language programs can be affected by its ideologies, and its ideologies, in turn, can be reflections of its historical background, societal and political situations.