The quick and dirty version - Orthedox Jews are being forcebly removed from their homes to give the land back to Palestinian Arabs in the hope that it might bring about a peace bargaining chip
The reality is that most Jew believe this place is their birthright and has been contested for over 2500 years - including when Israel first formed an independent state in the 1940s - and then was attacked by 7 Arab countries the next day
Heres a quick and dirty news link to whats going on now:
http://www.alertnet.org/thenews/newsdesk/L1056523.htm