Ivy League Eastern Intercollegiate Baseball League; they were later joined by Harvard, Brown, Army and Navy. Before the formal establishment of the Ivy League, there was an "unwritten and unspoken agreement among certain Eastern colleges on athletic relations". The earliest reference to the "Ivy colleges" came in 1933, when Stanley Woodward of the New York Herald Tribune used it to refer to the eight current members plus Army. In 1935, the Associated Press reported on an example of collaboration between the schools: Despite such collaboration, the universities did not seem to consider the formation of the league as imminent. Romeyn Berry, Cornell's
Ivy League and Barnard College entered into an athletic consortium agreement by which students from both schools compete together on Columbia University women's athletic teams, which replaced the women's teams previously sponsored by Barnard. When Army and Navy departed the Eastern Intercollegiate Baseball League in 1992, all intercollegiate competition involving the eight schools became united under the Ivy League banner. The Ivy League schools are highly selective, with acceptance rates since 2018 being 10% or less at each of the universities. Admitted students come from around the world, although students from New England and the Northeastern United States make up a significant