Anarchists Against the Wall (AATW) is a direct action group that was established in 2003 in response to the construction of the wall Israel is building on Palestinian land in the Occupied West Bank. The group works in cooperation with Palestinians in a joint non violent struggle against the occupation.

http://www.marxists.org/subject/art/music/mp3/fr/Internationale.mp3

A how to on Shield Making and the tactical use of shields.
http://www.devo.com/sarin/shieldbook.pdf