First of all, Karaites (who have no Hanukkah) are not to be considered normative Jews in any sense.
To answer your question, No. There are no complete Jewish communities that ignore Hanukkah. There are individual(non-religious) Jews who ignore Hanukkah, just like there are individual non-religious Jews who disobey any combination of the Torah's commands or those of our sages.
Hanukkah is a Jewish celebration:http://judaism.answers.com/jewish-holidays/hanukkah
Hanukkah is a Jewish celebration with no connection to Buddhism.
Jewish people who live in England celebrate Hanukkah.
Yes, most Jewish people celebrate Hanukkah.
Yes, since Hanukkah is a Jewish holiday.
No, they don't.However, members of Jewish communities, as well as any isolated Jews, in those countries, do.
Jewish people celebrate Hanukkah. (They are not called "Hanukkah people")
Mostly Christmas. The Jewish minority in Norway celebrates Hanukkah. Only Jewish people or those of Jewish decent celebrate Hanukkah.
Jewish people
The nation of Spain doesn't.The Jews living in Spain do.Their mode of celebration is similar to that of the Jews of Portugal, Turkey, Iran, Iraq, and the otherSephardic Jewish communities around the world, including those of Israel, the US, and the UK.
Yes, the small Jewish minorities in the African countries celebrate Hanukkah privately in their homes.
In the Jewish communities