For more history on this issue,
check out the following links:

http://www.wrmea.com/links/
Washington Report on Middle East Affairs

http://www.jewishmag.com/
Column by Carl Pearlston on the Wall 
from The Jewish Magazine

http://www.palestinemonitor.org/
The Palestine Monitor's Special section on the WALL
 
http://www.palestinemonitor.org/
The lastest article in the Monitor's special section
 
http://www.stopthewall.org/
Anti-Apartheid Wall Campaign
 
http://www.americantaskforce.org/the_wall.htm
The American Task Force on Palestine page.
 
http://www.palestinehistory.com/wall.htm
Produced by the Palestine Monitor, includes WALL Fact sheet