The tape at the centre of the row, recorded in summer 2000, has the head of the Ukrainian arms exports agency, Valery Malev, proposing to ship four Kolchuga radar systems to a Jordanian intermediary in falsely labelled crates, and to send installation experts to Iraq on false passports.

BBC: Analysis: From West's favourite to pariah

The two-hour play asks the audience to know some American history and be aware of such figures as the politician Barbara Jordan, Richards' press aide Bill Cryer and the death row inmate Johnny Frank Garrett. (Rob Lowe's sex tape also gets a nod.) One of biggest rounds of applause is heard for Richards' defense of her concealed weapons veto, which has resonance now.

WSJ: Review: Holland Taylor's 'Ann' a sweet valentine