The correct answer to this open question is the following.
Although there are no options attached, we can say that the major factor in spurring on Iran's development of nuclear weapons in the 1980s was the victory of the Revolutionary forces in Iran, that overthrew the Shah, the last one that ruled over Iran. So in 1981, after the civil war ended, Iran authorities decided to continue the development of nuclear weapons as a way to defend the sovereignty of the country. In that time, the Soviet Union decided to support Iran sending expert scientists to help Iran to develop its own research program.
Answer:
The federalists believed a strong national government to be the best method of governing for their country. Alexander Hamilton was the founder of many of the United States of America's monetary and economical systems, as well as being one of the founding fathers. His financial plan supported borrowing money at a new (lower) interest rate to help pay off the large national debt.
Ended up with the defeat of the Central Powers under the leadership of Germany, <span>also saw the collapse of four Empires-German, Austrian, Turkish and Russian.</span>