Oscar Hammerstein II Romberg; but he is best known for his collaborations with Richard Rodgers, as the duo Rodgers and Hammerstein which include "Oklahoma!", "Carousel", "South Pacific", "The King and I", and "The Sound of Music". Oscar Greeley Clendenning Hammerstein II was born in New York City, the son of Alice Hammerstein (née Nimmo) and theatrical manager William Hammerstein. His grandfather was the German theatre impresario Oscar Hammerstein I. His father was from a Jewish family, and his mother was the daughter of Scottish and English parents. He was raised Episcopalian. Although Hammerstein's father managed the Victoria Theatre for his father and was
Kurt von Hammerstein-Equord the aversion of Hammerstein against political extremism and military risks. Hammerstein-Equord was loyal to the Weimar Republic, a close friend of Kurt von Schleicher Hammerstein worked out first tactical concepts for the army in the Truppenamt. They provided for a sustained defense in an attack until the League of Nations would intervene. In contrast, 1930 was created under his direction the first mobilization plan since 1923, which scheduled the tripling of the seven Infantry Division to 21. In 1930 he was appointed Commander-in-Chief of the Reichswehr, replacing General Wilhelm Heye. Schleicher (now defense minister) with support from Brüning made Hammerstein