Australia is a Federal Country. The country is known to have a powerful central government, and has states/provinces around it that are provided with sufficient self-rule. However, it's still the central government that rules above all matters in Australia.
A series of events led to the attack on Pearl Harbor. ... (The day after the Pearl Harbor attack, the Japanese indeed launched their invasion of the Philippines). Planning for the attack on Pearl Harbor had begun in very early 1941, by Admiral Isoroku Yamamoto.