Answer:
1. War and insecurity 2. Economic crisis (poverty) 3. Overpopulation
Explanation:
1. War and insecurity - as example Syrian crisis and war against ISIS
2. Economic crisis (poverty) - mass immigration from Poland to USA in the late XIX and early XX century.
3. Overpopulation - mass immigration to Europe from African countries in the last few decades.
<span>There were several great successes of medieval Asia that
took the world by surprise. Firstly the printing press was discovered in China
and it did change the total outlook of the world. Algebra was also invented
during this period in the Middle East by such scholars as Muhammad Al-Khwarizmi.
The first novel named “The tale of genii” was written in
Japan. Among the challenges faced, black plague was the major challenge that
spread like fire in China and Middle East. The challenge of the Mongols were
also faced by the people living in this area of Middle East.</span>
Hernando DeSoto<span>First Spanish explorer to set foot in Georgia</span>
I think the answer is the United States