Question: Because of what Islamic terrorist group attacks killed 2,996 people, injured over 6,000 others, and caused at least $10 billion in infrastructure and property damage has the United States government has carried out drone strikes ?
Sentence (from "2014 California wildfires"): A total of 5,620 wildfires ignited throughout the year, which burned at least 631434 acres of land.
Relevant evidence: No