DHS's mission is to lead the unified national effort to secure America by preventing and deterring terrorist attacks and protecting against and responding to threats and hazards to the nation. The department is also responsible for ensuring that the nation's borders are safe and secure, welcoming lawful immigrants and visitors, and promoting the free flow of commerce.
| Author: Government Accountability Office |
| Publisher: Createspace Independent Publishing Platform |
| Publication Date: Oct 18, 2013 |
| Number of Pages: 42 pages |
| Binding: Paperback or Softback |
| ISBN-10: 1493512676 |
| ISBN-13: 9781493512676 |
