The site navigation utilizes arrow, enter, escape, and space bar key commands. Left and right arrows move across top level links and expand / close menus in sub levels. Up and Down arrows will open main level menus and toggle through sub tier links. Enter and space open menus and escape closes them as well. Tab will move on to the next part of the site rather than go through menu items.
The Department of Homeland Security (DHS) was established by the Homeland Security Act of 2002, (6 U.S.C. 101 note). The Department came into existence on January 24, 2003, and is administered under the supervision and direction of the Secretary of Homeland Security.
The Department of Homeland Security leads the unified national effort to secure America. It will prevent and deter terrorist attacks and protect against and respond to threats and hazards to the Nation. The Department will ensure safe and secure borders, welcome lawful immigrants and visitors, and promote the free-flow of commerce.