Lucius Mummius was a Roman

Roman Empire

The Roman Empire was the post-Republican period of the ancient Roman civilization, characterised by an autocratic form of government and large territorial holdings in Europe and around the Mediterranean....

 statesman and general, also known as Leucius Mommius. He later received the agnomen  Achaicus after conquering Greece

Ancient Greece

Ancient Greece is a civilization belonging to a period of Greek history that lasted from the Archaic period of the 8th to 6th centuries BC to the end of antiquity. Immediately following this period was the beginning of the Early Middle Ages and the Byzantine era. Included in Ancient Greece is the...

.
Mummius became praetor in 154 BC. His ruling domain was further Spain

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

. He experienced reverses there prior to restoring his image with victories against
Lusitanians and Blasto-Phoenicians. He defeated De Lusitaneis after these triumphs.
In 146 BC, Mummius was appointed to take command of the Achaean War

Battle of Corinth (146 BC)

The Battle of Corinth was a battle fought between the Roman Republic and the Greek state of Corinth and its allies in the Achaean League in 146 BC, that resulted in the complete and total destruction of the state of Corinth which was previously so famous for its fabulous wealth...

, and having obtained an easy victory over the incapable Diaeus

Diaeus

Diaeus is a genus of skippers in the family Hesperiidae.-References:*...

, entered Corinth

Corinth

Corinth is a city and former municipality in Corinthia, Peloponnese, Greece. Since the 2011 local government reform it is part of the municipality Corinth, of which it is the seat and a municipal unit...

 after a victory over the defending forces.