Q: Context: Indiana Jones and the Last Crusade is a 1989 American action-adventure film directed by Steven Spielberg, from a story co-written by executive producer George Lucas. It is the third installment in the Indiana Jones franchise. Harrison Ford reprises the title role and Sean Connery plays Indiana's father, Henry Jones, Sr. Other cast members featured include Alison Doody, Denholm Elliott, Julian Glover, River Phoenix, and John Rhys-Davies. In the film, set largely in 1938, Indiana searches for his father, a Holy Grail scholar, who has been kidnapped by Nazis.

Question: when did indiana jones and the last crusade take place? Let's give stream of consciousness first:
To answer the question, consider the following: In the film, set largely in 1938, Indiana searches for his father, a Holy Grail scholar, who has been kidnapped by Nazis. Therefore, the final answer is 1938.