The Oxygen Revolution, Cyanobacteria has been tremendously important in shaping the course of evolution and ecological change throughout earth's history.
The French Revolution.
I think that the french revolution begin in Paris and which started with the storm of Bastille.
Germany
Industrial Revolution
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Germany
The industrial Revolution began around 1850.
The Agriculture Revolution began around 6-7,000BC.
The Iranian or Islamic Revolution began in 1979.
The American Revolution was fought between 1775-1783
The question is unanswerable unless the particular revolution is specified.
Budapest