Keeping the pacific nuclear-free, in line with the Rarotonga treaty has been a recurring theme this week from the leaders of Tonga, Cook Islands and Samoa to New Zealand's visiting ministers; There are now 23 MPs on the opposition benches in Papua New Guinea ahead of an expected vote of no confidence in Prime Minister James Marape; The Cook Islands' now former deputy prime minister Robert Tapaitau has been removed from parliament;A US academic says the Biden adminstration's failure to fully engage with the Pacific during its first year is what has landed them in the transactional dilemma it is experiencing as it competes with China for influence in the region.