The die is cast means an event has happened or a decision has been taken that cannot be changed. It is also a variation of a Latin phrase attributed by Suetonius to Julius Caesar on January 10, 49 BC, as he led his army across the Rubicon river in Northern Italy.
Today, the phrase crossing the Rubicon is an idiom that means to pass a point of no return.
The capital(which should be the biggest) is Tenochtitlan.
Answer:
The British Empire expanded to include most of India, large parts of Africa and many other territories throughout the world.