class struggle
class war
class warfare

It is only considered class warfare by the media when the 99% begin to fight back.

There is a kind of class warfare between the two.

There's maybe a little too much class warfare even for me.

In truth there was less class warfare than met the eye.

And we're a lot closer to class warfare than we think, too.

Would these plans still leave the Democrats open to charges of class warfare?

He said such attacks were leading the country toward "class warfare."

When the rich are winning, it is not considered class warfare.

I'm deeply concerned about a kind of class warfare that's going on right now.

The moment anyone suggests doing something for the rest of us, then it becomes "class warfare."