...When Likud is out of power, they do everything to undermine any peace initiative. On the other hand, the Left supports peace initiatives even by Likud. Examples for Left collaboration: Begin got a majority in the Knesset for peace with Egypt only by Labor votes. Many Likudniks voted "no". Also today, Labor cooperates. Examples for Likud sabotage: Sharon was the most hardline, but when he became PM he was willing to leave Gaza. And Netanyahu was aggressively propagandizing against Rabin and Oslo until some nut carried out the hit job. When Netanyahu became PM, he got on the Oslo bandwagon and is doing so today.
Australian police arrest 5 over shooting 'linked to terrorism' (Reuters)
from the article: Netanyahu: Only Likud can forge lasting peace with Palestinians