<h2>Answer: Dwight D. Eisenhower
</h2>
Eisenhower was a General of the Army of the United States, who during the Second World War, was the supreme allied commander in the western front of Europe and directed the battle of Normandy.
This military operation was initiated on June 6th, 1944 with the invasion of Normandy by the Allies during the Second World War and culminated in the liberation of the Western Europe territories occupied by the Nazi Germany.
In addition, Eisenhower was the 34th president of the United States between 1953 and 1961.
Marco Polo made an impact to later on European travelers, by his travels and discoveries. Marco Polo was known by a man that had many travels and he survived many of them, even though they had diseases and the fatigue of the travel. In his book that he wrote called The Travels of Marco Polo focuses mainly on descriptions of spices and commercial goods and many other interesting trade items he encountered in his travels. Marco Polo had a great impact on the area of what is now China. Because of his travels through the Eastern areas, he brought some of the cultures to the East and he also took some of the East cultures back to the West. However, Marco Polo wasn't able to fully connect the West with the East, so he engaged the future European explores to interact more with the Eastern areas. Many explorers also then had the curiosity to know and discover different places like Marco Polo. Another famous explorer that also made a big impact was Christopher Columbus which who discover America, and he also brought the cultures.
Colonial era: british
WW1: American
WW2: British (America for the atom bomb... but thats just one weapon. and they massed produced everything else really)
after that: AMERICA!!
This plan is known as the Open Door Policy.
This idea was introduced by Secretary of State John Hays in 1899. The goal of this plan was to ensure that all nations had the ability to trade with China. Even though this plan referred to the ability of all nations to trade with China, the real reason behind its development was the fear of the US government being blocked out of trading with China by European countries.