China may be the biggest loser in landmark week where the PM met leaders of India, Fiji, Tonga, Samoa, Solomon Islands and Papua New Guinea

• Get our breaking news email, free app or daily news podcast

Krissy Barrett was a young Australian federal police intelligence officer back in 2003, when years of ethnic tensions and thuggish anarchy pushed Solomon Islands to the brink.

After the country’s government collapsed and violent factions smashed the police, Australia stepped in to help.