But the 44th anniversary comes as Niue's Premier is taking an aggressively independent approach to New Zealand ties.
Celebrations at the new museum in Alofi today are a shift from the usual venue at parliament.
The customary singing of the New Zealand anthem and raising of its flag will also be notably absent.
Rumours have circulated that New Zealand-based celebrations would be asked to make the same deviations.
But no formal request appears to have been made and organisers spoken to say they will raise both flags today.
