Warpath (noun)

1. A state of military preparation for war.
2. A state of intense hostility or aggression.

Origin:

From the phrase on the warpath, from the idea of american indian war parties moving through the wilderness.

Examples:

1. The country was on the warpath, mobilizing its army.
2. The company's management was on the warpath against the union.
3. The team was on the warpath to win the championship.
4. The tribe had been on the warpath for weeks, raiding neighboring villages.
5. The boss was on the warpath when she saw the report.