1 You must wait at least 12 months following the completion of treatment to donate your blood. 2  You cannot have had a recurrence of cancer.  If you are currently in treatment, then you are ineligible to donate.
The Royal Road helped the Persian Empire by uniting the empire, delivering mail,and promoted trade and businessthroughout the empire. When the Royal Road unitedthe empire everything started to happen, the delivered mail and the promotion oftrade and business. The Royal Road was for government purposes.
Quick Answer. The Silk Road started in the Chinese city of Chang'an and then split in many directions, so it reached its end in a number of different places, including Damascus, Tyre, Alexandria and the Ganges delta. The Silk Road was, therefore, an important conduit for goods between the eastern and western parts of the ancient world.