sentences:  537 major decorations were awarded to Northwestern alumni, including two Medal of Honors awarded posthumously to John L. Jerstad and Walter E. Truemper.As with other post-war American universities, Northwestern underwent a tremendous expansion to accommodate surging student enrollments.Over 28,000 applications were requested for the 1946 freshman class and by 1949, more than 9,000 students were enrolled on the Evanston campus alone.