China is set to wage a campaign of harassment against Australia by sending a militia of armed and unmarked fishing boats into its waters, the Taiwanese government has warned. Taiwan's Foreign Minister Joseph Wu said China was likely to launch what is known as a 'grey-zone' war in Australian waters by sending civilian vessels commandeered by the communist nation's navy. The risk of war with China in the Indo-Pacific region is growing and the world is facing uncertainty not seen since the 1930s, Australian Prime Minister Scott Morrison said. Australian Prime Minister Scott Morrison has plenty to think about with increasing fears of war, as experts warn China is already targeting an expansion of Beijing's influential 'grey-zone war' into Australian waters