A Jewish "leader" is a Rabbi which means teacher.
No, Nick Clegg is an atheist. That doesn't negate the possibility that he is Jewish. Most of Israel's leaders are atheists, but they still call themselves Jewish.
The Jewish leaders that interpret God's will are called Mashiach.
The Kohenim (priests), however, they weren't leaders of the Jewish people, they were in charge of the Temple.
The perform the wedding ceremony.
Israel
The Jewish leaders whom you're asking about are called Rabbis. Each Rabbi may lead a synagogue (Jewish place of prayer) and/or a Jewish community.
The Rabbis and sages. See also:Important Jewish leaders, prophets and rabbis
The Jewish people call it as a shofar.
Places of worship: synagogues. Leaders: rabbis.
The leaders of Judaism are Rabbis. The followers of Judaism are the Jewish people.
It depends on what language they speak. There is no difference in what Jewish people call their parents and what non-Jewish people call their parents.
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