http://www.ailf.org/ipc/policybrief/policybrief_020607.shtml (This is a web that you guys *on my team 4 borders project* can go and see a lot of reading and info. about our topic. (good luck at reading all of that) :)
http://www-rohan.sdsu.edu/~irsc/atlas/text/histeng.html (This is a web that you can find info. on how and when the border was put on.)