St Petersburg was once referred to as Petrogard till after the Russian revolution.
<h3>Where is saint Petersburg?</h3>
This [place is a historical town that is found in the Northern extreme part of Russia.
The area is known to have had a change of name after the Russian revolution of the year 1917. The town only got to be called Petrogard for a period of 10 years.
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Answer:
It has changed mechanical engineering and helped other inventions be created.
Explanation:
<span>a. Great Britain
</span>Which of the following countries was considered a part of the Second World group during the Cold War?<em><u>Great Britain
</u></em>
NOT:
b. Venezuela
c. Saudi Arabia
<span>d. Vietnam</span>