The celebration of st. patrick's day is an example of

The answer is acculturation. This is the procedure of social, mental, and social change that stems from mixing between societies. The impacts of cultural assimilation can be seen at various levels in both the first (local) and recently received (have) societies. As such, it's drenching yourself in another culture with a specific end goal to learn as well as receive a portion of the way of life's viewpoints to your own insight.