On what date did the Legislative Assembly vote to introduce a membership system before ministerial government?

The introduction of a membership system before the establishment of ministerial government in the Cayman Islands is a significant historical event. The correct date, February 9, 1962, marks a pivotal moment when members of the Legislative Assembly voted to implement a new governance structure. This decision was part of broader reforms aimed at enhancing self-governance and increasing representation in the political system.

The 1962 vote was crucial as it set the stage for the transition from colonial governance to a more locally-controlled government structure, allowing for greater participation in the decision-making process. This development reflects a significant shift towards democracy and an acknowledgment of the needs and rights of the Caymanian people during that era.

The other dates provided do not correspond to this important legislative vote, underscoring that February 9, 1962, is the correct answer to understand the timeline and context of governance changes in the Cayman Islands.