Bye, Rome. It’s over. Officially. In 1453, the Ottomans (led by Mehmed II) bust through the walls of Constantinople and take it is as their new capital. The Ottomans are the longest reigning empire in human history (around 700 years). Think of 1450-1750 as ‘Life after the Mongols’. There are a ton of new empires popping up or re-emerging from their Mongol hibernation. The Ottomans are a REALLY big deal. Like Russia and the Manchus they are with us until the 20th century. So, don’t sleep on the Ottomans. Below is their story: