<P> In 1945 the presidents of the eight schools signed the first Ivy Group Agreement , which set academic , financial , and athletic standards for the football teams . The principles established reiterated those put forward in the Harvard - Yale - Princeton Presidents ' Agreement of 1916 . The Ivy Group Agreement established the core tenet that an applicant 's ability to play on a team would not influence admissions decisions : </P>
when did harvard become an ivy league school
1945