Following her graduate degree study in London for an LLM, in 2020 she was appointed as the advisor to the Constitution Select Committee, which continued the work of the CRC.
This revised constitution declared that Tuvalu's area, including maritime zones (that is, the EEZ) are permanent, regardless of any effects resulting from climate change.
After 5 years she was promoted to the role of Senior Crown Counsel, and acting Attorney General when Eselealofa Apinelu was absent from the office.
[9] In December 2024, Talia was at the International Court of Justice (ICJ) helping to present a case regarding the rising sea levels threatening Tuvulu and other members of the Alliance of Small Island States.
Professor Phillipa Webb quoted the Tuvaluan activist Grace Malie at the meeting who has said, "Tuvalu will not go quietly into the rising sea.