None. Costumes are worn on Purim.
Hanukkah does not have costumes. You may be thinking of Purim.
There are no traditional Hanukkah costumes. The only time Jews wear costumes is on Purim.
Hanukkah is a Jewish celebration:http://judaism.answers.com/jewish-holidays/hanukkah
Only the Jews in Mexico celebrate Hanukkah.
No. Costumes are worn on Purim, which is in the spring.
Jewish people who live in England celebrate Hanukkah.
Yes, most Jewish people celebrate Hanukkah.
Almost all Jews celebrate Hanukkah.
French Christians celebrate Christmas. French Jews celebrate Hanukkah.
There aren't any costumes associated with Hanukkah. It's a simple commemoration of an ancient war and the miracle of the oil. Costumes are worn only on Purim.
Jews around the world celebrate Hanukkah, including in Israel.
Jewish people celebrate Hanukkah. (They are not called "Hanukkah people")