However, there is a risk that the revolution can fail as it did (for the moment) in Iran.

But the revolution failed shortly after the ship left.

Both of them had to go into exile when the revolution failed.

I was a colonel in the army of the revolution, and the revolution failed.

The revolution failed and most of the revolutionaries were arrested.

If that's how you read social change, then yes, the revolution has failed, quite wilfully.

But revolution and a democratic parliament failed to endure in Austria.

By that time, it was clear that the attempted revolution failed.

However, his revolution failed in 1711, and he had to go to exile.

Although the revolution had failed, there was a great change in popular thinking.