class struggle
class war
class warfare

We say that the class struggle is a law of social development.

Power and authority: The inside view of the class struggle.

It was supposed to take place in the fire of the class struggle.

The question now is, what will be the outcome of the class struggle?

The first part of his answer appeals to the class struggle.

But all the old ideas of the class struggle still apply, he added.

In fact, they are organized upon the basis of a class struggle.

A change of focus was needed to convert the national conflict into a class struggle.

The party is also supports the concept of class struggle.

Marx thought that this class struggle would result in workers taking power.