Join us as we explain the wildest, weirdest, most shocking moments of all time in History Countdown - histv.co/countdown The Aztecs have built an empire that dominates Central America. But it will be destroyed because of a domino effect. 7,000 miles away in Turkey, the trading center of Constantinople is overrun by an Islamic army, in Season 1, Episode 7, "New World." #MankindTheStoryofAllofUs Subscribe for more from Mankind: The Story of All of Us and other great HISTORY shows: histv.co/SubscribeHistoryYT Check out exclusive HISTORY content: History Newsletter - histv.co/newsletter Website - histv.co/History Facebook - histv.co/Facebook Twitter - histv.co/Twitter HISTORY® is the leading destination for award-winning original series and specials that connect viewers with history in an informative, immersive, and entertaining manner across all platforms. The network’s all-original programming slate features a roster of hit series, premium documentaries, and scripted event programming.