These researches include the political and social discourses on the American colonization of the Philippines; Philippine independence from American rule; and local and ethnic uprisings against the Americans.

The American debate on Philippine annexation at the turn of the century, 1898-1900
Rawlein SOBERANO • ASJ 12:1 (1974)

Platforms of Philippine parties: The politics of expedience, 1902-1913
Rawlein SOBERANO • ASJ 13:2 (1975)

Leonard Wood: His first year as Governor General
Michael ONORATO • ASJ 4:2 (1966)

Taft's Views on "The Philippines for the Filipinos" 
Oscar ALFONSO • ASJ 6:3 (1968)

The Philippine independence controversy from McKinley to Taft: The politics of accommodation 
Rawlein SOBERANO • ASJ 11:2 (1973)

The American minority in the Philippines: Prewar Commonwealth period 
Gerald WHEELER • ASJ 4:2 (1966)

Manuel Quezon and the American Presidents
Gerald WHEELER • ASJ 2:2 (1964)

The Colorum uprisings: 1924-1931 
Milagros GUERRERO • ASJ 5:1 (1967)

Religious problems in the Philippines and the American Catholic Church, 1898-1907
Oscar EVANGELISTA• ASJ 6:3 (1968)

The response to Harrison's Administration in the Philippines, 1913-1921
Napoleon CASAMBRA • ASJ 7:2 (1969)

American colonial education and its impact on Filipinas 
Caroline SOBRITCHEA • ASJ 28 (1990)

Muslim-American Relations, 1899-1920 
Peter GOWING • ASJ 6:3 (1968)

The body, reason and power: Filipino elite cosmologies of state under the American Colonial Rule, 1890s-1920s 
Julian GO III • ASJ 34 (1998)

The Making of a Philippine Province: Romblon During the American Colonial Period
Kristoffer ESQUEJO • ASJ 50:2 (2014)