Back in the ancient times, and even about 400 years ago, silk was super valuable. First of all, because absolutely no one, knew the secret the make silk except the Chinese. The reason the Chinese guarded this recipe is simple. Silk was super expensive and valuable, and if other people knew the secret, it would become more common, less valuable, and the Chinese economy, along with the Silk business, would just do a complete free fall into the ground.
Manifest Destiny, a phrase coined in 1845, expressed the philosophy that drove 19th-century U.S. territorial expansion. Manifest Destiny held that the United States was destined—by God, its advocates believed—to expand its dominion and spread democracy and capitalism across the entire North American continent.
Pope Urban II called for all Christians to unite and fight the Muslims to regain control of the Holy lands. After four Crusades, the Muslims won control of the Holy Lands. However, the crusades resulted in increased trade in Europe and the development of towns.
Answer:
November 1781, John Hanson became the first president of usa
