1930

Historian and author Martin Duberman was born.

1931

Publication of Strange Brother by Blair Niles.

Scottsboro Trial in Alabama.

Jane Addams wins Nobel Peace Prize.

Actor James Dean was born. If he never existed, would there be leather bars today?
1932

The new Polish Criminal Code again decriminalizes homosexuality in the whole of Poland.

1933

The Nazi Party bans homosexual groups. Some homosexuals are sent to concentration camps.

Nazi destruction of Hirschfeld's Scientific-Humanitarian Committee & library.

The Nazis disolved Magnus Hirschfeld's Scientific-Humanitarian Committee and destroyed its library.

Denmark repeals anti-sodomy laws, decriminalizes homosexuality.

Publication of Better Angel.

Hitler assumes dictatorial power.
1934

"The Children's Hour" opens on Broadway.

The Chanticleer is published with Henry Gerber as main contributor.

Paul Cadmus completed "The Fleet's In!"

Hitler expanded Germany's laws against homosexuality. Some 60,000 homosexuals were arrested between this date and the end of the Second World War; 5,000 to 15,000 of them died in concentration camps where homosexual inmates were forced to wear the pink triangle, which has become the symbol of gay resistance in our times.
1936

Spanish Civil War begins.

Mona's opens in San Francisco as one of the first lesbian bars in the U.S.

Olympic Games in Berlin where Jesse Owens wins four gold medals.

Djuna Barnes' Nightwood published.
1937

Premier of Bachelor magazine. (lasting for nine issues)

First use of pink triangles in Nazi death camps.

W. H. Auden's love poem, "Lullaby".

Bessie Smith dies.

Morris Kight organizes the Oscar Wilde Study Circle at Texas Christian University.
1939

Norfolk jury rules Lawrence M. King innocent of the killing of a disabled gay travelling salesperson.

Sal Mineo was born.

Lesbian mystery novelist Shelley Singer was born.