Answer
The Atlas, a renowned epithet bestowed upon William Pitt the Younger during his tenure as the Prime Minister of Great Britain. This moniker, coined by Lord Minto, aptly captured Pitt's unwavering fortitude and steadfast leadership in guiding the nation through tumultuous times, including the Napoleonic Wars. His determination and strategic prowess earned him the admiration of his contemporaries and secured his place in history as a remarkable statesman.