Sentence examples for a serious escalation from inspiring English sources
This would be a serious escalation.
"This is a serious escalation from these terrorist elements".
The new crackdown clearly marked a serious escalation by the authorities.
They have managed to contain the fire and prevent a serious escalation.
Palestinian officials saw it as a serious escalation by the Israelis.
This appears to be a serious escalation of the White House's threat to sabotage the exchanges.
It would also mark a serious escalation in a covert war being fought by both sides.
That would be a serious escalation of the American role there.
Rights advocates said the charges mark a serious escalation in the Egyptian state's campaign against foreign media.
The attack touched off a serious escalation of tensions between Turkey, a NATO member; Iraq; and the United States.
Nevertheless, either version would represent a serious escalation in both the chaos and violence of the Syrian uprising and harsh government efforts to crush it.
