Nor, of course, does turfing customers out of cafes in Invercargill, for the being Israelis (2).
If you want to make a stand, make sure it is an effective on. A donation to the ICRC would have accomplished far more (though not much) than victimizing a couple of hapless tourists. And if you want to say something about the disaster being visited on the Palestinians, try to make sure it is accurate, reasonable and constructive.
1 - "When it comes to Gaza, leave the Second World War out of it," by Robert Fisk, published in The Independent, 17th of January, 2009. (http://www.independent.co.uk/opinion/commentators/fisk/robert-fiskrsquos-world-when-it-comes-to-gaza-leave-the-second-world-war-out-of-it-1418270.html)
2 - As described previously on lefthandpalm: http://lefthandpalm.blogspot.com/2009/01/collective-punishment-is-wrong-got-it.html