This makes it possible for enemies to attack unexpectedly from otherwise explored areas.
On August 2, he unexpectedly attacked the Russian forces from all sides.
Donna leaves him and later returns to collect her things but is unexpectedly attacked by Andrew.
He turns around and unexpectedly attacks the demonic figure.
One day, while busy in their encampment, they were unexpectedly attacked by unknown Indians.
As they moved on, Ned wondered what he would do if Guildenstern's men suddenly and unexpectedly attacked from the south.
He had been in somewhat similar situations before, and had learned that all the advantage lies with the side which attacks suddenly and unexpectedly.
At one point the II Corps was unexpectedly attacked while its units were strung out all along a single road.
In 1941 the Axis forces unexpectedly attacked the Kingdom of Yugoslavia and the first wave took place from the air.
The racket raised by men unexpectedly attacked.