Columbia subject headings:
Gays--Political activity--Great Britain.
Lesbians--Political activity--Great Britain.
Harvard subject headings:
Gay liberation movement--Great Britain.
Homosexuality--Political aspects--Great Britain.
Lesbianism--Great Britain.
Princeton subject headings:
Gay men--Great Britain--Political activity.
Gay rights--Great Britain.
Great Britain--Politics and government.
Homosexuality--Political aspects--Great Britain.
Lesbians--Great Britain--Political activity.