First telephone: Alexander Graham Bell, Antonio Meucci, Amos Dolbear.
First atomic reader: Robert Oppenheimer.
who made theory that made atomic power possible: Einstein.
First labor union: Samuel Gompers.
Father of the hydrogen bomb: Edward Teller.
The first balck president was john hanson
Answer:
Correct answer is C. 20 years.
Explanation:
During the reign of Charles I Stuart Parliament literally had no meetings, which was not a custom in history of England.
The Parliament meet in November 1640 and lasted with breaks until 1660.
There were major events that happened during this period, including the Civil War, which of course disabled the normal functioning of it.
Answer:
the answer should be D
Explanation:
they created the Warsaw Pact which was a military alliance between the Soviet Union and its Eastern Europe satellites.