He was a member of an underground revolutionary organization.

There are many prostitutes who now collaborate with the revolutionary organizations.

At the same time, he continued to participate in the activities of the revolutionary organization.

The same applied to revolutionary organizations in other countries.

I believe there was a revolutionary organization under that name in Fenian times.

But it shows few signs of becoming a serious revolutionary organization.

The group was known for being a revolutionary organization, involved in minor unrest and propaganda.

During the late 1860s and 70s a series of revolutionary underground organizations was formed.

Soon after the manifesto of October 17th several revolutionary organizations called for a big demonstration.

With help from us, the revolutionary organization will grow quickly.