Possible Clues:

• Invasion, for example
• Aggressive move, perhaps
• Turns up, fresh good books consumed by old local defence force leads to bombing campaign, for instance
• A fellow clad in rope entering vehicle -- disruption to peace?
• Current is reportedly too far over point? This is an occupational hazard!
• Pearl Harbor attack, e.g
• Bombing, e.g
• A factor in trouble around wife, end to peace?
• Flurry of shots, perhaps, that may bring about a declaration