Facts: - mother: dorothea augusta of gottorp - death date: 13 january 1676 - father: joachim ernest , duke of schleswig-holstein-sonderburg-plon - birth date: 31 january 1639 - name: duke bernhard of schleswig-holstein-sonderburg-plon - death place: plon Based on these bullet points, write a short biography describing the life of duke bernhard of schleswig-holstein-sonderburg-plon .
The answer to this question is:
bernard of schleswig-holstein-sonderburg-plon -lrb- 31 january 1639 -- 13 january 1676 in plon -rrb- was a danish general .he was the fourth son of joachim ernest , the reigning duke of holstein-plon , and his wife dorothea augusta of gottorp .joachim ernest had his son trained militarily and bernard became a colonel in the spanish service at first .in 1672 , he was the commander of the brunswick-luneburg infantry defending , with imperial troops , the city of groningen against the advancing french troops and troops of prince-bishop christoph bernhard von galen of munster .in august 1675 he returned to plon , where he took command of the troops there .denmark was preparing the pomeranian campaign of 1675 , and on 25 october 1675 , he was appointed major general in the danish army .he died of a sudden fever in 1676 in plon .he was succeeded as commander of the danish troops by his older brother john adolphus .he was not married .