He served with distinction in both Dacian campaigns; in the second Trajan presented him with a valuable ring which he himself had received from Nerva, a token of regard which seemed to designate Hadrian as his successor.
During the nine or ten years which had elapsed since the conclusion of this remarkable treaty the Dacian prince had immensely strengthened the approaches to his kingdom from the Roman side.
Pretexts for a Dacian war were not difficult to find.
Trajan came back to Italy with Dacian envoys, who in ancient style begged the senate to confirm the conditions granted by the commander in the field.
The emperor now enjoyed his first Dacian triumph, and assumed the title of Dacicus.