Bertha is an opera in one act, with music by Ned Rorem to an English libretto by Kenneth Koch, an original work parodying Shakespeare's histories.
The work was premiered at Alice Tully Hall in New York City on November 25, 1973 with Beverly Wolff in the title role.
[2] In the UK, the New World Opera Company produced the work in London in February 2001.
The garrison of the slightly deranged Queen Bertha of Oslo is encased by barbarians.
The Counselor objects to these endless wars, and Bertha dismisses the council.