Answer:
It´s the radar. It was one of the most useful technological inventions for warfare in the 20th century. Serious development as a military technology began in the 1930s. Radars helped detect enemy air attacks against military targets or bombing raids on cities. It works under the principle of detection of radio waves reflected by metallic objects.
Explanation:
An addition or change to the constitution is known as an amendment. They have to go through many stages of deliberation before becoming part of the constitution.
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Answer:
It was an act of protest in which a group of 60 American colonists threw 342 chests of tea into Boston Harbor to agitate against both a tax on tea (which had been an example of taxation without representation) and the perceived monopoly of the East India Company.
Explanation:
The answer to this question is true. <span>As the Roman Empire blended into chaos, the Catholic Church created its best teachers and leaders of the times. This was the golden age of Latin fathers. <span /></span>
The Yuan dynasty was brought down by all of the following EXCEPT<span>(A) foreign resistance to the Mongol Peace.</span>
