The answer to this question can be quite subjective. Some people will say that the telephone is the most important invention, or the automobile, or the plane, but for me personally, I'd choose antibiotics.
It is a modern-day invention (as opposed to the Middle Ages, for example) which changed our lives for the better. Before penicillin was discovered in the 1920s by Alexander Fleming, people were constantly dying because of most harmless diseases. But after antibiotics were invented, people were given a chance to recover from their illnesses much more easily.
Answer:
by the United States during World War II.
Explanation:
The first nuclear weapons to be used against another nation were dropped by "the United States during World War II."
This is evident in the fact that during world war 2, the United States B-29 bomber plane otherwise known as the Enola Gay in August 1945, dropped its first nuclear bomb over the city of Hiroshima, Japan.
The nuclear bomb led to the death of about 140,000 people in the city.
i prob answered already 5 questions
Answer:
162
Explanation:
From the first United States Congress in 1789 through the 116th Congress in 2020, 162 African Americans have served in Congress. Meanwhile, the total number of all individuals who have served in Congress over history is 12,348.
Answer:
Balban had several military achievements during his vizierhood, first raising the Mongol siege of Uch under Masud Shah in 1246. When the governor of Bengal, Tughral Tughan Khan, revoked the authority of Delhi in 1275, Balban first sent the governor of Awadh and then a second army, both of which met with failure.
(not sure)