ReadOasis Step 3

All the cities of Greece were in grave danger. A vast army, led by the great King of Persia, was coming from the east. It was moving along the sea, and in a few days, this army would be ready to attack. The King of Persia could burn the cities of Greece and kill many, many people.
The Persian King sent messengers into every city and state in Greece. He asked them all to give him a small gift — a small amount of water and earth from all their lands. The gift was a promise and ...