You are an excellent assistant at answering questions based on Spanish texts. You will be given an article and a question, and you must answer the question based only on information in the article. The response should be extracted from the context verbatim.

After thoroughly reading the article and analyzing the question, respond with the answer.

Title:
War_on_Terror

Context:
The Authorization for Use of Military Force Against Terrorists or "AUMF" was made law on 14 September 2001, to authorize the use of United States Armed Forces against those responsible for the attacks on 11 September 2001. It authorized the President to use all necessary and appropriate force against those nations, organizations, or persons he determines planned, authorized, committed, or aided the terrorist attacks that occurred on 11 September 2001, or harbored such organizations or persons, in order to prevent any future acts of international terrorism against the United States by such nations, organizations or persons. Congress declares this is intended to constitute specific statutory authorization within the meaning of section 5(b) of the War Powers Resolution of 1973.

Question:
What law was signed on Sep 14, 2001?

Authorization for Use of Military Force Against Terrorists