Original: By 1966, when Thant was reappointed, all the big powers, in a unanimous vote of the Security Council, affirmed the importance of the secretary-generalship and his good offices, a clear tribute to Thant's work.
Simplified: By 1966, when Thant was reappointed, all the big powers, in a unanimous vote of the Security Council, affirmed the importance of the Secretary-Generalship and his good offices, a clear tribute to Thant's work.