Answer:
Major Events of World War II. When Hitler invaded Poland in September 1939, France and Britain declared war on Germany. After conquering Poland, Germany attacked France. France fell in June 1940, and soon the Nazis overran most of the rest of Europe and North Africa.
Explanation:
Answer:These claims suggest that immigrants contribute to economic growth by increasing the supply of (or attracting) capital as well as the supply of labor. Rosenberg (1972: 32–33) concludes that immigrants to the United States also brought European technology that increased the productivity of American industry.
Static societies can not benefit from cultural blending because they are not open to change. Such societies also are not open to new ideas.
It is beleived that the Arab pennisula was a sphere of scientific inventions. This got lost when the societies a new phase of closing to themselves. This has led to some scholars postulating that the arab pennisular stopped developing when they stopped learning from others.