Stream of consciousness rationale: To answer the above question, the relevant sentence is: In December 1941, American expatriate Rick Blaine owns an upscale nightclub and gambling den in Casablanca.
The question and answer pair are described below.
Q: In December 1941, American expatriate Rick Blaine owns an upscale nightclub and gambling den in Casablanca. "Rick's Cafe Americain" attracts a varied clientele, including Vichy French and German officials, refugees desperate to reach the still-neutral United States, and those who prey on them. Although Rick professes to be neutral in all matters, he ran guns to Ethiopia during its war with Italy and fought on the Loyalist side in the Spanish Civil War.

Answer this question based on the passage: where does the story of the film casablanca take place?
A: Casablanca