197 BC

Millennium:	1st millennium BC
Centuries:	3rd century BC – 2nd century BC – 1st century BC
Decades:	220s BC 210s BC 200s BC – 190s BC – 180s BC 170s BC 160s BC
Years:	200 BC 199 BC 198 BC – 197 BC – 196 BC 195 BC 194 BC

197 BC by topic
Politics
State leaders – Sovereign states
Birth and death categories
Births – Deaths
Establishments and disestablishments categories
Establishments – Disestablishments

Events

The Spartan ruler, Nabis, acquires the important city of Argos from Philip V of Macedon, as the price of his alliance with the Macedonians. Nabis then defects to the Romans in the expectation of being able to hold on to his conquest.
The Battle of Cynoscephalae in Thessaly gives a Roman army under pro-consul Titus Quinctius Flamininus a decisive victory over Philip V of Macedon. In the Treaty of Tempe, the terms of the peace proposed by the Roman general and adopted by the Roman Senate specify that Philip V can retain his throne and control of Macedonia, but he has to abandon all the Greek cities he has conquered. Philip also has to provide to the Romans 1,000 talents as indemnity, surrender most of his fleet and provide hostages, including his younger son, Demetrius, who are to be held in Rome. The Aetolians propose that Philip V be ejected from his throne but Flamininus opposes this.

Eumenes II becomes King of Pergamum following the death of his father Attalus I Soter.
Antiochus III occupies parts of the kingdom of Pergamum and a number of Greek cities in Anatolia.

The Egyptian King, Ptolemy V, fights rebels in the Nile Delta, exhibiting great cruelty toward those of their leaders who capitulate.

Attalus I Soter, ruler of Pergamum from 241 BC, who has taken on the title of king after about 230 BC. Through his military and diplomatic skills, he has created a powerful kingdom in Anatolia (b. 269 BC)