Answer:
The League of Nations was created to try and maintain world peace. :)
Rockefeller was able to build his monopoly across the oil industry because he bought up oil refineries, cut costs and reinvested his profits in other refineries.
<h3>Who is John Rockefeller?</h3>
He was the owner of Standard Oil Company and also became one of the world's wealthiest men because of his oil business dominance.
He was able to build his monopoly across the oil industry because he bought up oil refineries, cut costs and reinvested his profits in other refineries.
Therefore, the Option A is correct.
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Answer:
In general, historians have identified several different causes of the Vietnam War, including: the spread of communism during the Cold War, American containment, and European imperialism in Vietnam.
He me with the Ku Klux Klan
Ancient Greek-citizen soldiers who fought together in a phalanx were called Hoplites.
Hoplites were not professional soldiers but they comprised the bulk of ancient Greek armies of the time. They were mostly represented by free citizens such as propertied farmers and artisans who could afford the weapons and armors. Hoplites were primarily armed with shields and spears and often utilized the phalanx formation as an effective war strategy especially when battling with fewer soldiers.
The illustration below shows an example of a phalanx formation (Source: http://www.ancientgreekbattles.net/Pics/669505_PhalArgos.jpg).