should win the two-party vote in a majority of seats. Olsen was replaced as Liberal leader by Dale Baker in 1990. Baker resigned as leader in 1992 without contesting an election, and the subsequent leadership ballot was won by Dean Brown, ahead of Olsen and Jennifer Cashmore. The parliament had three by-elections (1990 Custance by-election, the 1992 Alexandra by-election and the 1992 Kavel by-election), but all were retained by the Liberal party, so resulted in no change in the numbers in parliament. Independent Labor Martyn Evans joined the ALP in 1993 and stood at the 1993 election as an endorsed ALP candidate. Key dates Issue of writ: 29 October 1989 Close of electoral rolls: 6 November 1989 Close of nominations: Friday 10 November 1989, at noon Polling day: 25 November 1989 Return of writ: On or before 18 December 1989 Results House of Assembly |} Seats changing hands Stan Evans was elected at the 1985 election as an Independent. He joined the Liberal Party shortly afterward and retained the seat of Davenport as a Liberal. Legislative Council |} Post-election pendulum See also Candidates of the South Australian state election, 1989 Results of the South Australian state election, 1989 (House of Assembly) Results of the 1989 South Australian state election (Legislative Council) Members of the South Australian House of Assembly, 1989-1993 Members of the South Australian Legislative Council, 1989-1993 References History of South Australian elections 1857–2006, volume 1: ECSA Historical lower house results Historical upper house results State and federal election results in Australia since 1890 External links South Australian Elections 1989: Parliament of Australia Research Library paper, including maps Elections in South Australia 1989 elections in Australia 1980s in South Australia November 1989 events in Australia