At what time was Daniel's second vision given?

Answer

"In the first year of Belshazzar king of Babylon Daniel had a dream and visions of his head upon his bed:
then he wrote the dream, and told the sum of the matters." Dan. 7:1.
NOTE - That is, in the first year of Belshazzar's office as associate king with his father
Nabonadius, or 540 BC.

What is God called in the Scriptures?
How may we know that we are the sons of God?
Of whom was Christ to be born?
How may we know that we love the children of God?
7. Seeing, then, that the Sabbath is holy, is to be kept holy, and is a day for holy convocations, what must be its character?
How did David express himself on this point?
After accepting Christ, what are we to do?

Questions & Answers are from the book Bible Readings for the Home Circle