_______ became the first country in the world to start administrating its citizens with a fully trialled and tested COVID-19 vaccine:

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_______ became the first country in the world to start administrating its citizens with a fully trialled and tested COVID-19 vaccine: Answer: United Kingdom

The United Kingdom was the first country in the world to begin administering a fully trialed and approved COVID-19 vaccine to the public. This historic moment took place in December 2020, using the Pfizer-BioNTech vaccine after approval by the UK’s Medicines and Healthcare products Regulatory Agency (MHRA).

Question context

This question is part of 🔬 General Science within the broader 🌐 Current Affairs & GK subject and appears in the SPSC – Sindh Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.