The Au Okoa newspaper was a weekly newspaper. Who is the nation in mourning for here?

Ke Au Okoa, Buke IV, Helu 32, Aoao 1. Novemaba 26, 1868.
The Au Okoa newspaper was a weekly newspaper. Who is the nation in mourning for here?
Ke Au Okoa, Buke IV, Helu 32, Aoao 1. Novemaba 26, 1868.