Bonhoeffer's most famous act of resistance was his involvement in the failed plot to assassinate Hitler in 1944.
Mark and Erica Gerson have donated what is said to be the "largest private gift ever" to Christian medical missions.
Israel expects to welcome more than 10,000 immigrants this year.
Róbert Frölich, the synagogue’s chief rabbi, said the tragedy of the Hungarian Jews did not begin when the first trains departed.
The World Council of Churches has condemned several attacks across the world in the first week of the Christmas Season.