go on the attack(1. to begin an attack: The team went on the attack and quickly scored a goal. 2. to be strongly critical or opposing: The candidate went on the attack and accused his opponent of lying. Opponents of the project went on the attack and defeated the land sale. Alexander Demidov)
move over to the dark side("The honeymoon between Moscow and Washington ended in Syria abruptly," opined another, Irada Zeynalova. "Trump has moved over to the dark side." BBC Alexander Demidov)
