Shay's Rebellion which started in Western Massachusetts amongst poor farmers who were angry by crushing debt and taxes. It started on August 29, 1786 and lasted until 1787. This was one of the major...
It lasted from 1850 to 1864 (14 years).
The insurrection by the Metis in Canada lasted from March 26 to May 12, 1885.
For 5 years
Seven years.