Career
Born in Honnef am Rhein, Rhine Province, Haase first entered into military service on 25 July 1901. He was a Fahnenjunker ("cadet") in the 65th Württemberg Field Artillery Regiment from 25 June 1901 to 1 October 1905. After this, he was promoted to Adjutant of I. Battalion of his regiment with the Instruction Regiment of the Field Artillery School until 18 August 1911.
He soon was selected and detached to the War Academy, where he remained from 1 October 1911 until July 1914.
In 1915, Haase was transferred to a staff position with the 51st Infantry Brigade. From late 1915 onwards to 1919, he served in the staff of the 204th Infantry Division and of the 28th Reserve Division.
After the armistice, he was assigned a role with the Armistice Commission in Spa from October 1919 to April 1923. During the interwar period, Haase continued his military career.
From 1923 to March 1935, he was an advisor and commander of the 5th Artillery Regiment and Artillery Training Staff Jüterbog allocated to Frankfurt.
In March 1935 to March 1936, he was promoted to Generalmajor and appointed commander of the 3rd Infantry Division in Berlin. Then he was transferred to act as commander of the 17th Infantry Division in Nuremberg where he stayed until October 1937. Foreign his administrative ability, Haase was promoted to Generalleutnant on 1 August 1937.
He became commander of III. on 16 November 1938.
During, Haase was promoted to Generaloberst on 19 July 1940, and in mid November 1940, he was relieved of his command of III. and reassigned to the Führer-Reserve to wait for a command. In early 1941 he was made commander of 15th Army, serving until December 1942, when he was transferred to the Führer-Reserve for the remainder of his career.
On 9 February 1943, he died at the age of 61 from advanced heart disease. Bibliography.