They were an empire who started in 626-539BCE. The art and archictecture were reached in zenith with the king Nebuchadnezzar II who stay king to 604-562BCE. They dicover somethings like astronomy like they think that the planet rotate in it´s own axis, , the plants the seven day of the week, the 60 minutes of the hour and more.
To finish now we know were was located Mesopotamia and some the civilization like Akkadians, Babylonials, Assyrians and Neo-Beobalionials that live there. How much time they stay there, what were the kings who govern their civilizations and finally what tools they invent for their wars and hunting and to discver thing we use daily in life like astronomy and maths.
Assyria was located in the ancient Near Eastern below the Neo-Assyrians Empire, (now is Iraq). Some of the tools they made are the Iron weapons the use it in the wars and they believe in a religion called Ashurims, then change to Christianity in the year 33.AD