Question: When was the last time someone was put to death in california?
Disambiguated questions and answers: question: When was the last time someone was put to death in california by lethal injection?
When was the last time someone was put to death in california by any method?
When was the last time someone was put to death in california by gas chamber?
answer: January 17, 2006
January 17, 2006
August 24, 1993
Natural Questions answer: 2006 (from the Wikipedia article "Capital punishment in California")