 In 1333 he took part in Edward 's Scottish campaign , though it is unclear whether he was present at the great English victory at the Battle of Halidon Hill . After further service in the north , he was appointed the King 's lieutenant in Scotland in 1336 . The next year he was one of the six men Edward III promoted to the higher levels of the peerage . One of his father 's lesser titles , that of Earl of Derby , was bestowed upon Grosmont . 
 In 1333 he took part in Edward <a href='null_genetive' title='1'><mark>'s</mark></a>Scottish campaign , though it is unclear whether he was present at the great English victory at the Battle of Halidon Hill . After further service in the north , he was appointed the King <a href='null_genetive' title='2'><mark>'s</mark></a>lieutenant in Scotland in 1336 . The next year he<a href='been_done' title='3'><mark></mark></a> was one of the six men Edward III promoted to the higher levels of the peerage . One of his father <a href='null_genetive' title='4'><mark>'s</mark></a>lesser titles , that of Earl of Derby , was bestowed upon Grosmont . 
In 1333 he took part in Edward  Scottish campaign , doe it is unclear whether he was present at da great English victory at the Battle of Halidon Hill . After further service in the north , he was appointed tdaKing  lieutenant in Scotland in 1336 . Thdaext year he been was one of the six men Edward III promoted to the higher levels of the peerage . One of his father  lesser titles , dat of Earl of Derby , was bestowed upon Grosmont .