Cultural identity

In the film, “The Last Samurai” starring Tom Cruise. Tom Cruise’s character (Nathan Algren) is a captain in the US army in 1876. He is asked to go to Japan and train Japanese soldiers to use modern weapons. He is captured in battle and lives in a small remote village in the mountains of Japan. Here he is exposed to the traditions of the samurai .
After many months of questioning the “culture of his captures and saying such things as no wonder you always look angry, you’re angry because they make you wear a dress” Tom finally embraces this culture as exemplified in the scene.

Explain why one’s cultural identity changes with life experiences and relate it to thie above text about the movie ” The last samurai”.