Berry was elected the first Legislative Assembly, initially as a member in a multi-member single electorate covering the entire Australian Capital Territory (ACT) at the 1989 ACT general election and re-elected at the 1992 general election.
Berry was elected the first Legislative Assembly, initially as a member in a multi-member single electorate covering the entire Australian Capital Territory (ACT) at the 1989 ACT general election and re-elected at the 1992 general election.