<span>Louisiana Purchase.
Bought by the United States in 1803, the Louisiana Purchase was a large territory owned by France that covers approximately 828,000 square miles of land.</span>
Answer:
They enhanced the translation of of Latin into Arabic and also facilitated the formal education to the Europeans and helped them in saving their culture.
Explanation
The Arab empire was a a very powerful and a sovereign government which usually had power to rule others which were territories. Territories are greater than kingdoms. When they invades Europe they transformed learning,culture and arts.Most people were not able to manage the cost paid for the education . This made them to be behind when it comes to the formal education. The Arab Empire introduced their scholars who helped them to gain the education.They also supported their art and culture by saving it.
There were lots of foreign changes that presented challenges for the US. I'll give you a few examples from different time periods. First would be when England wanted to tax the Americans in the Revolutionary period. They did this to try and restrict America's freedom. Another example would be that Russia had spies during the cold war period. This was to gain intelligence of the US war plans. Also when Germany sent the Zimmerman Telegram to Mexico during the WWII period. This was to get Mexico to launch a surprise attack on the US.
President Theodore Roosevelt compared the role of a president to that of the role of a "Steward," since it is this persons role to look after the passengers on a ship.
After Gaius (Caligula's real name) went with his father <span>on campaigns in north </span>Germania, t<span>he other soldiers were surprised that Gaius was dressed in a miniature soldier's uniform, including boots and armor. He was then given the nickname </span>Caligula<span>, which means, "little soldier's boot" because he wore the little boots with his uniform, hope this helps....</span>
