Which European country had the largest empire in the 1900s?

In the 1900s, the United Kingdom had the largest empire in Europe and the world, often referred to as the British Empire. At its height, it spanned across continents, including territories in North America, Africa, Asia, and the Pacific, covering about a quarter of the global land area. The empire was characterized by its vast colonial reach and significant influence on global trade, politics, and culture during that era.