Speak about the most important facts of A. Sacharov's biography. Example: 1921 - he was...

Question

Speak about the most important facts of A. Sacharov's biography.

Example: 1921 - he was born.
1942 - ...
1953 - ...
1975 - ...
1987 - ...
1989 - ...

Answer 1

Вот ищи в просторах интернета)

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