When world war 2 broke out in Europe, Quezon saw the flaws in the plan and distanced himself from MacArthur, while attempting to modify the plan to make it more effective. Realizing that it would cost much more money, Quezon then stated that the Philippines could not be defended even if every Filipino was armed. Instead, he tossed the responsibility for military defense on the United stated, which had that responsibility, Quezon stated, until 1946, when the Philippines would become independent.