Militancy (noun)

A tendency towards aggressive or militant action or behavior, especially in support of a political or social cause.

Origin:

Militancy comes from the latin word "militans" meaning "a soldier, a warrior" and the suffix "-cy" meaning "state or condition of".

Examples:

1. The group's militancy was evident in their use of violence during protests.
2. The government cracked down on militancy in the region.
3. The militancy of the activists forced the government to make changes.
4. The speaker's militancy made the audience uncomfortable.
5. The militancy of the group was a concern for the authorities.