Only due to the sudden intervention of Magneto do they survive.

That is, he would have but for sudden intervention.

Trace slid off his stool and walked down the bar as the three men turned, startled by his sudden intervention.

Raising his head, he looked past her to where the two men were standing, seemingly as bemused by his sudden intervention as she was herself.

There's a clue in today's Times about Iraq's sudden intervention in American politics.

The military, with its history of sudden intervention, is said to be fretting about a possible opposition victory.

Garak turned to look at Jartek, caught momentarily off his guard by the sudden intervention.

However, the sudden intervention of the princess herself in the speculation about her marriage raised more questions than it answered.

They wanted to overtake the cab before its riders saw where Sauber went, and they would have - if sudden intervention had not come.

Many among the general public, too, believe that the country has progressed beyond needing to worry about sudden intervention by unknown men in uniform.