World History Timeline By Summer Stevens Jan 30, 1300 Old Kingdom Starts- Unified Egypt 2700 B.C, Jan 31, 1460 The Great Pyramid of King Khufu at Giza 2540 B.C. Feb 1, 1820 150 Years Without Centralized Leadership 2180 B.C. Feb 2, 1945 Middle Kingdom Begins- Expance into Africa and Western Asia 2055 B.C. Mar 2, 2022 King Menes Unites Upper and Lower Egypt 3100 B.C. Feb 3, 2450 New Kingdom Begins- Through the Military Egypt Becomes the Most Powerful in Southwest Asia 1550 B.C. Jan 30, 2530 Thutmose III Becomes Pharoh 1470 B.C. Jan 30, 2636 Akhenaten Establishes a Monotheistic Cult 1364 B.C. Jan 30, 2930 Post Empire Egypt Begins 1070 B.C.