As the a?War on Terrora been successful in curbing the threat of international terrorism?

Books:
1. US Strategy Against Global Terrorism: How it evolved, why it failed and where it is headed. Andrew T H Tan. 2009 Palgrave Macmillan
2. Culture, Crisis and Americas Wan on Terror. Stewart Croft. 2006 Cambridge

My answer to the topic question is NO. Arguments must be shown in the essay.

Avoid any plagiarism. Carefully use the references.

Thank you)