HeinzOtto Schultze was a German Uboat commander in World War II and recipient of the Knights Cross of the Iron Cross . The Knights Cross of the Iron Cross was awarded to recognise extreme battlefield bravery or successful military leadership. He is credited with the sinking ofships for a total of 67,991160gross register tons160 plus damaging a further two ships for a total of 15,666160GRT.
NA
Source: Wikipedia