unprovoked

a totally unprovoked attack

acts of unprovoked aggression.

the unprovoked shooting of civilians by soldiers.

Captain Bill Urban, a spokesman for the U.S. Central Command, called the incident an unprovoked attack.

President Muhammadu Buhari described the attack on Sheikh Goni Aisami as an unprovoked and cold-blooded murder.

There have been around 70 to 80 unprovoked shark bites yearly, worldwide, over the past 10 years.

The state of Florida led the world last year with 16 unprovoked bites, the shark attack file said.

It was a surprise assault from the air, what President Franklin D. Roosevelt described as an unprovoked and dastardly attack.

Unprovoked displays of aggression cannot be tolerated.

Why would ben just come and hit you unprovoked?

Eye-witness accounts told of the unprovoked shooting of civilians.

Others claimed that Jesse and his fellow guerrillas launched an unprovoked attack on the soldiers.

Israel's unprovoked attack on the flotillas supplying aid to Gaza.