I am not completely sure if this is right or not but I think it would be <span>Safavid Empire</span>
He modernized the Russian Navy. At the time, Russia's navy and military were falling apart but Peter the Great was able to turn it around and invade neighboring countries so that Russia would be able to use the Black Sea and many other valuable shipping ports.
They rioted , had strikes , & stood up for themselves.
The "Red Shirts" are mostly associated with the period that followed after the Reconstruction era of the United States of America. Although they were present from the year 1875 but they became most active after the Reconstruction era. So it can be said that during the late 19th century the "Red Shirts" were most active.