Moslems used the same tactics in Sarajevo & Kosovo: sacrificing their own people in order to get international support. Since it worked in the Balkans, the Palestinians have every reason to think it would work for them as well. The useful idiots in the West never fail to get sucked in by such antics.
Colombia recalls ambassador to Venezuela amid border crisis (Reuters)
from the article: Peretz: Gaza beach blast may have internal Palestinian cause