can you specify what "dn" is so we can get you the right answer?
It depends on what you take to be the beginning and what the end. It lasted two years if you understand it as from the time it was revealed to the time Nixon resigned. It lasted 5 years if you take it from the time Nixon began doing it to the time he resigned.
Shah's request to seek asy- lum in the to antagonize the new Iranian government and to do whatever was possi- ble to build a
It was one of the first revolutions of its kind to occur non-violently, making it 'glorious'.