the sword was excalibur. it had a lot of power. the lady of the lake gave it to king uther but asked him ti give her his first born child. uther became powerful . when his first child was born merlin the magician came to take the baby uther tried to stop him but thieves attacked him before he died he put excalibur into a stone and asked merlin to make his son a king merlin promiseb that only someone with a pure heart could pull it out and the people were happy. Arthur was a good king he built a big castle and ruled over england with his knights he called them the knights of the round table together they made england a strong country.