Benjamin Franklin discovered electricity in the year 1879.
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World War I completely changed the way wars were fought.
Trench warfare, which was the norm just a century ago was seen as an nonviable strategy.
Modern machines such as tanks and airplanes made trench warfare mostly about keeping ground and resulted in stalemates.
Also, it was the first time that modern tanks, planes and machine guns were being used for first time at such a large scale, resulting in an unprecedented level of death and carnage.
Military generals soon realized that time-honored military code of conducts were now obsolete and a completely new form of strategy was now required.
I think it is A B and C, but I am not completely sure, it might be B, C, and D.
The British army wanted Indian lands which caused the war
Answer:
He stated that the United States should remain neutral, Political parties are dangerous, and Federal unity is essential.
Explanation:
Washington started his address by disclosing his decision not to look for a third term as president. Having given a valiant effort to mitigate dread, Washington, at that point, offered his last insight to the individuals as their leader. He focused on the significance of the Union that fortified all Americans together and accommodated their opportunity and success.
He advised against three interrelated perils that took steps to annihilate the Union: regionalism, partisanship, and outside snares.