Definition: In this task, you are given a statement spoken by a politician in natural language. Your task is to generate the subject of the discussion for the given statement. The subject generated is not necessarily a part of the given input. Your answer should contain one or more words.
Input: Spending on welfare, on prisons, and education, all of those have dropped by hundreds of millions of dollars because of Arizonas immigration laws that drove outundocumented immigrants.

immigration