Answer:
The modern Agricultural Revolution was started by the increase in farm technology and new ideas like crop rotation.
The OPEC oil embargo was an incident during which the 12 OPEC countries stopped exporting oil to the United States. The embargo sent the price of gas through the roof. Prices more than quadrupled from 1973-1974.
<u>Explanation</u>:
- OPEC was founded by Iran, Iraq, Saudi Arabia, Venezuela and Kuwait in 1960 with the main objective of raising oil prices. OPEC had little effect on oil prices but a rise in demand and a fall in U.S. oil production.
- Extracting oil and natural gas has decreased the quantity of the oil that the U.S. has to import, and added employment, investment, and development to the economy.
- The embargo played a role in stagflation. Oil discovery and refining is again a significant US industry.
He "Statue of Workers was a measure to fix wages and prices. The correct option among all the options given in the question is the second option. The wages and prices needed a base to be fixed and "Statue of Workers" was a step towards that direction. This would help in removing any kind of discrimination in respect to wages and prices.
They built a wall around the city to keep out invaders
He sent ambassadors to the Holy Roman emperor to ask for his permission
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