Most US citizens are Christians, so Jews have no right to expect the American public to celebrate Jewish holidays. As a Jew, I am offended when American politicians celebrate Jewish holidays without believing in them. Israel is a Jewish country, so Christians have no right to expect the Israeli public to celebrate Christian holidays. Too many Jews were killed over the generations in connection with Christmas, so Jews are understandably offended by public displays of such trees.
Palestinians, IDF clash in Jalazone after funeral of teen killed by IDF on Friday (Haaretz)
from the article: Will Fox News' Bill O'Reilly battle the war on Christmas in Israel?