Detailed Instructions: In this task, a passage will be given and the goal is to generate a question about temporal relations based on that passage. A temporal relation describes the relation between two things with respect to time e.g., something happens/starts/terminates/... immediately/shortly/usually/... before/after/during/... something else.
Your question should include an event, or ask about an event, and should not be a yes/no question.
Q: Passage: "Of course, that is, as long as they accept that we are a country that does not tolerate any reduction of its independence, and based on the principles of equality, reciprocity, non-interference and mutual respect," he told Communist Party and military leaders at Cuba's first military parade in a decade. "Until that happens, after almost half a century, we are prepared to wait patiently for the moment when common sense takes root in the halls of power in Washington," he said.
A:
What event has already finished?