Aufruf (pronounced "owf-roof," or more colloquially "oof-roof ") is a German word meaning "calling up" and refers to a synagogue celebration on the Shabbat preceding the wedding.
What is the Reform position on clergy officiating at the wedding of a Jew to a person brought up in a different faith? My fiancée is not Jewish, and doesn't want to convert at this time. We want a Jewish wedding, and plan to raise our children as Jews.
Historically, since the Rabbinic period (post 70 CE), Jewish status was passed down by the mother.
Yes, Jews always participate fully in the life of the country of which they are citizens. Many congregations include a prayer on behalf of the country in Shabbat services.
In answer to your question, "Can a Reform Jew believe that God gave the Torah at Sinai?" I think that the most honest answer is, "Yes, but..." Let me start with that "but.