It was an imperial era in which European powers dominated invading and taking power in many countries in Africa, Asia and the Americas
This power was the result of:
Large and powerful military forces including navies to transport forces overseas and protect the sea routes
Increasingly large businesses who could exploit resources overseas
The UK was a dominant force due to the size and influence of the British Empire
At the height of the British Empire in 1922 the UK ruled over 25% of the world's land area and 458 million people