▁to ▁Old ▁Pen r ith ▁and / or ▁Br ough am , ▁going ▁over ▁High ▁Street , ▁may ▁also ▁date ▁from ▁this ▁period . ▁ ▁From ▁AD ▁ 1 1 7 ▁ ▁Under ▁Had rian , ▁Roman ▁occupation ▁was ▁with dra wn ▁to ▁a ▁defend able ▁front ier ▁by ▁the ▁construction ▁of ▁Had rian ' s ▁Wall ▁from ▁around ▁ 1 2 2 . ▁In ▁ 1 4 2 ▁an ▁attempt ▁was ▁made ▁to ▁push ▁the ▁front ier ▁north ▁to ▁the ▁River ▁C ly de - R iver ▁For th ▁area ▁when ▁the ▁Anton ine ▁Wall ▁was ▁constructed . ▁This ▁was ▁once ▁again ▁abandoned ▁after ▁two ▁dec ades ▁and ▁only ▁subsequently ▁re - occup ied ▁on ▁an ▁occas ional ▁basis . ▁Meanwhile ▁the ▁Rom ans ▁retre ated ▁to ▁the ▁earlier ▁and ▁stronger ▁Had rian ' s ▁Wall ▁in ▁the ▁River ▁Ty ne - Sol way ▁F irth ▁front ier ▁area . ▁▁ ▁Roman ▁troops , ▁however , ▁pen etr ated ▁far ▁into ▁the ▁north ▁of ▁modern ▁Scotland ▁several ▁more ▁times . ▁Indeed , ▁there ▁is ▁a ▁greater ▁density ▁of ▁Roman ▁march ing ▁cam ps ▁in ▁Scotland ▁than ▁anywhere ▁else ▁in ▁Europe ▁as ▁a ▁result ▁of ▁at ▁least ▁four ▁major ▁attempts ▁to ▁sub due ▁the ▁area . ▁ ▁The ▁most ▁notable ▁was ▁in ▁ 2 0 9 ▁when ▁the ▁em peror ▁Sept im ius ▁Sever us , ▁claim ing ▁to ▁be ▁prov oked ▁by ▁the ▁bell iger ence ▁of ▁the ▁Ma e ata e ▁tribe , ▁campaign ed ▁against ▁the ▁C aled onian ▁Confeder