Answer: Mongols did not necessarily need to expand their territories as much as they did. The pull factor for Mongol imperialism is directly related to the push factors. They may have included climactic and geographic issues impacting the nomadic tribes but most likely were due to the Mongols being enthusiastically militaristic.
Bees, sugarcane, rice, wheat, goats, donkeys, pigs, chicken, and cattle.
The Spanish brought many new goods to the New World through the process now referred to as the Columbian Exchange.
The Columbian Exchange was the exchange of goods between the Old World and the New World. Disease was the most devastating to the New World but many other foods goods improved and diversified cuisine in the New World. Domesticated animals helped provided more protein as well as help for labor and farming. Stable grains were aided as well with rice and wheat becoming staples in the Americas.
There are two possible reasons why Henry VIII wanted his marriage to Catherine of Aragon annulled.
1. Physicians stated that she could no longer give birth (so he wouldn't be able to have an heir)
2. He fell in love with Anne Boleyn and wanted to marry her.
