Conversation so far:
when did trinidad and tobago become an independent country
Trinidad and Tobago achieved full independence via the Trinidad and Tobago Independence Act 1962 on August 31, 1962
what's the capital of Trinidad and Tobago
Port of Spain, officially the City of Port of Spain, is the capital city of Trinidad and Tobago

Question: what's the largest city
Self-contained rewrite: what's the largest city in Trinidad and Tobago