Insurgence (noun)

A rising up in revolt or rebellion; an uprising or insurrection.

Origin:

From latin insurgere 'to rise up', from in- 'in' + surgere 'to rise'.

Examples:

1. The insurgency was quickly quelled by the government forces.
2. The country has been struggling with insurgency for many years now.
3. The insurgency was a result of political and economic frustrations.
4. The insurgency was characterized by acts of violence and sabotage.
5. The government offered amnesty to those who lay down their arms in the insurgency.