Answer:
The correct oder is of the events is , 2,1,4,3.
Step-by-step explanation:
It all begins with the world war 1 IN THE 1940'S .
At this point the two are subject to Britain as their colonies.
Later , Australia and new zealand come together , after this the British government recorganizes , the two as one as in relation with the british crown which later leads to the indipendences granted by the british .