Secular Jews currently. But because of their low fertility it is believed that the Orthodox Jews and Arab citizens (which reproduce rapidly) are going to have the strongest voice in a few dozens of years.
When you discount the Jews, you are discounting the overwhelming cultural diversity that the Jews brought to Israel as a collective. (It would be like saying "Aside from the Whites, what racial group mostly influenced the culture of the USA?). However, the answer is that the Palestinian Arabs were the ethnic group that influenced the culture of Israel most strongly.
Bengali
Jews, since Israel is 75% Jewish.
Ethnic group.
White Europeans in general have the most sway over America's food culture.
The major ethnic group that most influences the culture of Israel is the Jewish population. This group has deeply rooted traditions, religious practices, and historical ties to the land of Israel, which shape many aspects of Israeli culture including language, food, and holidays.
A group of people who share the same ancestors, culture, language, or religion is commonly referred to as an ethnic group.
Hindus are influenced by Diwali.They celebrate this festival.
Ethnic Group
The is a very slight difference between ethnic and culture. Culture refers to common things done by a particular group while ethnic can be defined a group that has a particular dominant culture.
In 1914 the Danes were the only ethnic group in Denmark and their culture was Danish.
an ethnic group