Within two closely separated and intensely fought wars Trajan succeeded in conquering the hostile region of Dacia (in modern Transylvania).
Citation:
Bouchard, Elsa. "First Dacian War".
The Literary Encyclopedia. First published 01 March 2010
[http://www.litencyc.com/php/stopics.php?rec=true&UID=11450, accessed 21 May 2013.]