Trajan Equestrian Statue SA

9)Having captured the Parthian capital, Trajan marched South, and the King of Characene submitted to him - this happened on an island in a River...a) what was the name of the island.... ?, and b) what is the name of the River......? However, a Jewish rebellion broke out as well as problems in Mesopotamia, and Trajan started on his way back, but he died en route c) what Year...... AD? d) in which town.... ? e) in which Province...?