 However, due to concerns about the loyalties of some members of the German and Austrian communities, internment camps were set up where those suspected of unpatriotic acts were sent.In total it is believed that 4,500 people were interned under the provisions of the "War Precautions Act", of which 700 were naturalised Australians and 70 Australian-born.Following the end of the war, 6,150 were deported.