View source for 197 BC

=== By place ===
==== Asia Minor ====
* [[Eumenes II]] becomes King of [[Pergamum]] following the death of his father [[Attalus I Soter]].
* [[Antiochus III the Great|Antiochus III]] occupies parts of the kingdom of Pergamum and a number of Greek cities in [[Anatolia]].

==== Egypt ====
* The [[Ancient Egypt|Egyptian]] King, [[Ptolemy V Epiphanes|Ptolemy V]], fights rebels in the [[Nile Delta]], exhibiting great cruelty toward those of their leaders who capitulate.

==== Greece ====
* The [[Sparta]]n ruler, [[Nabis of Sparta|Nabis]], acquires the important city of [[Argos, Peloponnese|Argos]] from [[Philip V of Macedon]], as the price of his alliance with the Macedonians. Nabis then defects to the [[Roman Republic|Romans]] in the expectation of being able to hold on to his conquest.
* The [[Battle of Cynoscephalae]] in [[Thessaly]] gives a Roman army under proconsul [[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 [[Talent (measurement)|talents]] as [[indemnity]], surrender most of his fleet and provide hostages, including his younger son, Demetrius, who is to be held in Rome. The [[Aetolian League|Aetolians]] propose that Philip V be ejected from his throne but Flamininus opposes this.
* The volcanic island of [[Hiera (Thera)|Hiera]] emerges from under the sea near [[Thera]].

====Hispania====
* [[Hispania]] is divided into [[Hispania Ulterior]] and [[Hispania Citerior]].
* The [[Iberian revolt]] breaks out in Citerior and Ulterior against Roman domination.

====China====
* [[Chen Xi (rebel)|Chen Xi]] begins a rebellion against the [[Han dynasty]] in the [[Prince of Dai|Dai]] region of the northern frontier.
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