You will be given a definition of a task first, then some input of the task.
Generate a correct and concise answer for the question based on the words in the context.

Context : The Establishment of the World Health Organization occurred on 7 April 1948, when its new constitution was ratified by a twenty-sixth nation.
Question : The point in time of Establishment of the World Health Organization was when?
Output:
7 April 1948