Untitled timeline

Math

Sumerians divided day into 24 hours

3000 B.C.

Sumerians divide circle into 360 degrees

3000 B.C.

Sumerians divide minute into 60 seconds

3000 B.C.

Sumerians divide hour into 60 minutes

3000 B.C.

Egyptians use calender with 365 days

2773 B.C.

Science

fired-clay pottery

7000 B.C.

crop irrigation Egypt

7000 B.C.

Wheels invented in Mesopotamia

4000 B.C.

Sumerians used fillings for bad teeth

3000 B.C.

Pharaoh Atothis writes first book about human body

3000 B.C.

Chinese make silk

2700 B.C.

War

paintings of organized warfare in Australia

9997 B.C.

Spain shows bow usage

9996 B.C.

Sumer has fully articulated military

2700 B.C.

Battering ram was invented against fortifications

2500 B.C.

First evidence of composite bow.

2250 B.C.

Hittites first employ iron for weapons

1300 B.C.

Troy

Troy was inhabited

3000 B.C.

Mycenae flourishes

1600 B.C.

Mycenae dominates Aegean

1450 B.C.

Mycenae reaches its peak

1320 B.C.

Trojan war between Troy and Mycenae

1190 B.C.

Mycenae falls to invaders

1100 B.C.

Age of darkness in Aegean area

1100 B.C.

Homer writings

750 B.C.