Pros and cons of the impact of colonies and dominions on Great Britain.

Great Britain was the most gigantic colonial empire in the entire world. This, in turn, had both positive and negative aspects. The main advantages include:

the colonies provided cheap labor;
the territories of the colonies were the most valuable source of resources;
Great Britain became the leader of world trade and the richest power;
Great Britain had a gigantic prestige all over the world.

The main disadvantages include:

the need for a constant military presence in the occupied lands;
regular uprisings and unrest against the British occupation.