The British Naval Intelligence Division wrote during World War II that "at first the native political organization was maintained, but in 1897 the office of viceroy, representing the king of Annam in Tonkin, was abolished, and since then other changes have further weakened the influence of the native government."
Angkatan Laut Inggris Divisi Intelijen menulis selama Perang Dunia II bahwa "pada awalnya organisasi politik lokal dipertahankan, tetapi pada tahun 1897, kantor viceroy yang mewakili raja Annam di Tonkin dihapuskan, dan sejak saat itu perubahan lainnya telah melemahkan pengaruh dari pemerintah pribumi."