According to Herman Hagedorn (who was writing prior to World War II), the position held by the Moros was "the strongest which hostiles in the Philippines have ever defended against American assault."
Menurut Herman Hagedorn (yang menulis sebelum Perang Dunia II), posisi yang dipegang oleh Moro adalah "musuh terkuat di Filipina yang pernah membela terhadap serangan Amerika."