How old was Dag Hammarskjöld at death?

Answer:
Dag Hammarskjöld died on September 18, 1961 at the age of 56.
This answer is closed to changes. This is done in rare cases when questions are being vandalized or answers have become debates. E-mail reopen @ answers.com (no spaces) if you would like it to be reopened.
First answer by API Birthday. Last edit by API Birthday. Contributor trust: 363 [recommend contributor recommended]. Question popularity: 2 [recommend question].
user-generated content