 Musi wa8 December 1941, mauto eJapan akapinda muPhilippines. Kurwiswa kwacho kwakaitika zuva rimwe pashure pokurwiswa kwePearl Harbor uko kwakanga kwapinza United States muHondo yeNyika II. Aguinaldo akatsigira maJapan, sezvo akanga ambotsigira mapoka akanga akumbira rusununguko rwepakarepo rwePhilippines, uye akavimba kuti Japan yaizosunungura zvitsuwa zvehurumende yeAmerica. Mumharidzo yeredhiyo yaFebruary 6, 1942, Aguinaldo akadaidza General Douglas MacArthur nemauto ose eAmerica nePhilippines airwa muHondo yeBataan kuti vazviise mumaoko evaJapan. 