Callbeck became the 28th Premier of PEI, the province's first woman premier and Canada's first elected female provincial premier.
On January 25, 1993, Catherine Callbeck was sworn in as the 28th Premier of Prince Edward Island and President of the Executive Council. This event marked a watershed moment in Canadian political history: Callbeck became not only the first woman to serve as Premier of Prince Edward Island, but also the first woman in Canada to become an elected provincial premier.
While other women had previously served as premiers through party leadership succession without contesting a general election as leader, Callbeck's swearing-in preceded her leading her party into a general election as its head, distinguishing her path as one that would soon be validated directly by voters. Her appointment came directly on the heels of her Liberal leadership win just two days earlier, reflecting the parliamentary convention wherein the leader of the governing party assumes the premiership.
This achievement broke a significant barrier in a political culture where women had long been underrepresented in the highest offices of provincial government across Canada. Her swearing-in was celebrated nationally as a milestone for gender equality in Canadian politics, inspiring future generations of women to pursue leadership roles in government. She would go on to cement this historic status by leading her party to an electoral mandate just two months later.