The British developed an air defense network which added a critical advantage in the Battle of Britain. <u>Radar </u>used in the battlefield was an advantage for the Britain.
<u>Explanation:</u>
Radar was invented by Robert Watson-Watt, and uses radio waves to detect warplane, ship, motor vehicles. Radar can also be used in space research center and weather forecasting.
In the Battle of Britain, German warplanes are tracked with the help of radar. This tracking information helped Britain fighters to attack the German.
Royal Air Force helped in winning the Battle of Britain. Air defense network and radar played an important in winning the battle against Nazi Germany.
The transcontinental railroad was a key role in the industrial revolution because it was the only way for supplies to get from one part of the country to the other. The train was also the fastest mode of transportation at the time so it was also important for travel. I hope this helped.
The way that federal legislation since the 1980s reflected American concerns about potential negative effects of international migration was: <span> it has increased requirements for migrants seeking citizenship
The abundance amount of migrants will increase the total welfare expense that the country has to spend and will pretty much shrink the potential jobs available for our own citizen. As a response for that, we regulate the citizenship process and only allowed the migrants that would increase our economic capabilities.
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