Conversation so far:
Where did Enrique Iglesias grow up?
Enrique Iglesias grew up in Miami, Florida.
Did Enrique Iglesias have brothers and sisters?
Chabeli and Julio are Enrique Iglesias' sister and brother, respectively.
What was interesting about Enrique Iglesias' early life?
In December 1981, Enrique Iglesias's grandfather, Dr. Julio Iglesias Puga, was kidnapped by the armed Basque group ETA.
Did Dr. Julio Iglesias Puga survive being kidnapped by ETA?
Dr. Julio Iglesias Puga was eventually found unharmed after being held for two weeks.
Did Enrique Iglesias always live in Madrid?
Enrique Iglesias moved to Miami from Madrid.

Question: When did he move to the United States?
Self-contained rewrite: When did Enrique Iglesias move to the United States?