Alongside its sister organisation, Proportional Representation Society of Ireland, the Society succeeded in getting STV introduced in local and then national elections in Ireland, and in numerous religious, educational and professional organisations. After World War II the Society suffered from financial problems and a lack of public appetite for reform. When Fianna Fáil put to a referendum a proposal to revert to first-past-the-post voting twice (1959 and 1968), the Society, under the leadership of Enid Lakeman, led a successful campaign to keep the STV system in Ireland