14 March 2012 Updated at 06:33 ET
Analysis: Options for military intervention in Syria
Jonathan Marcus
BBC Diplomatic Correspondent
Syrian anti-government protesters want protection from government forces
Syria Crisis
Annan: Mission impossible?
Syrians divided
Guide to opposition
Guide: Syria Crisis
Since the outset of the Syria crisis in March 2011 there has been little appetite for outside military intervention. This has been based on two assessments.
link-
http://www.bbc.co.uk/news/world-middle-east-17356556