The assassination of Alexander II in 1881 by a revolutionary group called the People's Will brought an end to his reforms. His successor, Alexander III, implemented a period of reactionary policies that rolled back many of the reforms introduced by his father.
Progressive era
Alexander the Great created the Hellenistic era
Legal reforms
Legal reforms
Reforms & regulation of big business.
lax
to urge urban and consumer reforms.
Labor reform, format for elections
Improvement Era ended in 1970.
The duration of At the Threshold of an Era is 2700.0 seconds.
It ended about 65 million years ago
The Cenozoic era started 65 million years ago.