1900--Phillips Brooks House opens

1903--First Yale Game played in new Stadium

1904--Harvard and MIT attempt to merge; deal falls through

1905--Harvard expedition searches for hidden treasures in Egypt

1906--First concentration, History and Literature, founded

1906--Medical School dedicates Longwood campus

1908--Harvard-Radcliffe Dramatic Club puts on its first show

1909--A. Lawrence Lowell, Class of 1877, becomes 22nd president

1910--Crimson designated Harvard's official color

1911--Harvard Medical School starts short-lived China campus

1914--Chemist T. W. Richards, Class of 1886, is first Harvard Nobelist

1915--e. e. cummings '15, T. S. Eliot '04 form Poetry Society

1916--With war in Europe, first Harvard chapter of ROTC forms

1916--Tuition rises--to a record $200

1920--Graduate School of Education opens doors

1921--Radcliffe students allowed to ride unchaperoned with men in cars

1922--Lowell attempts to impose Jewish quota

1924--John Harvard statue moved to University Hall

1926--First SAT administered as experiment

1927--Reading period adopted

1931--Students given clerical jobs to fight Depression

1932--Franklin D. Roosevelt '04, elected President in landslide

1933--James B. Conant '14 becomes 23rd president

1935--Corporation establishes University professorships

1936--Gala celebration of Harvard's 300th birthday

1937--Nieman fellowships for journalists endowed

1938--City Council considers motion to make Harvard separate city

1940--Radcliffe agrees to house war refugees in Quad

1941--Fogg Museum prepares for bomb attack

1942--Mandatory wartime exercise program aids "physical hardening"

1943--Winston Churchill made honorary Doctor of Laws

1946--Wartime joint education of classes made permanent

1946--Postwar surge of veterans causes housing crunch

1948--Crimson Key Society welcomes first visitors

1948--Helen Maud Cam, historian, becomes first woman professor in FAS

1949--Lamont Library opens doors

1951--Enrollment drops by one-third during Korean War

1952--Corporation allocates $1 million for Allston Burr Senior Tutors

1953--Nathan M. Pusey '28 becomes 24th president

1956--Clock tower of Memorial Hall destroyed in fire

1956--$40 million construction fund begins for Leverett, Mather, Quincy

1960--Radcliffe creates first research center, later named Bunting Institute

1961--John F. Kennedy '40 appoints four Harvard men to Cabinet

1961--"Diploma riots" protest switch to English from Latin

1963--First baby boomers enter Harvard; applicant pool surges

1966--Students blockade Dow Chemical recruiter to protest war

1967--Institute of Politics founded at Kennedy School

1969--After student takeover, University Hall cleared by police

1970--New Currier House is considered architectural cutting edge

1971--Derek C. Bok becomes 25th president

1972--Bok changes College's gender ratio from 4:1 to 2.5:1

1972--Matina Horner, 32, becomes Radcliffe's youngest president ever

1972--Massive new Science Center opens

1977--Radcliffe and Harvard sign "merger-non-merger" deal

1978--Huge blizzard causes first weather closure ever

1980--Student activists campaign for Third World Center

1982--Kermit the Frog addresses Commencement crowd

1984--First capital campaign ends; $358 million raised

1985--Students protest against Harvard investment in South Africa

1986--Harvard Foundation hosts first Cultural Rhythms

1986--350th anniversary celebrated with three formal convocations

1987--Women's studies becomes committee on degrees

1991--Neil L. Rudenstine becomes 26th president

1993--At rally, Rev. Peter J. Gomes says he's "a Christian who happens as well to be gay"

1993--Yard dorms wired for Internet access

1995--Two dead in Dunster House murder-suicide

1996--Loker Commons designed as low-key student center

1997--Union-turned-Barker Center promotes inter-departmental collaboration

1998--Nelson Mandela receives honorary degree

1999--Radcliffe and Harvard merge, form Radcliffe Institute