Answer:
the detonation of a bomb on Russian soil.
In 1949, the Americans were astonished to see that the U.S.S.R. had detonated their own atomic bomb (as a test) on their grounds. It had been only 4 years since the detonation of the atomic bombs of Hiroshima and Nagasaki and they considered it could not be sufficient time to develop the atomic bomb by themselves. Suspicion of espionage was their main option. Time proved them right. Nearly a dozen Soviet spies were convicted of passing information to the Soviets during this period about the atomic bomb in what was called the "Manhattan Project", the most famous spy being Emil Julius Klaus Fuchs. After this experience, the United States began to invest a large quantity of money in protecting their secret projects and fighting espionage.
The early part of the 20 century
Abigail has "flown the overthrow", as it were. This uncovered her as lier and dishonors Paris. Thus, there is little regret in Paris' pleadings for a stay in the executions. Parris is likewise frightened on the grounds that hee found a blade in his front entryway, and is worried about the possibility that that if respectable nationals like John Proctor and Rebecca Nurse are hanged, the town will revolt. Paris even begins to lard like a child, not in view of all the affliction he has caused, but since Abigail stole his cash before she cleared out.
Answer:
The Birth of Mass Culture During the 1920s, many Americans had extra money to spend, and they spent it on consumer goods such as ready-to-wear clothes and home appliances like electric refrigerators. In particular, they bought radios.
via history.com
Explanation: