The Rosetta Stone was made in 196 BC during Ptolemy V’s coronation.

Evidence

The Rosetta Stone itself was made in 196 BC, on the first anniversary of the coronation of Ptolemy V, by then a teenager. — Neil MacGregor, A History of the World in 100 Objects, 541

Categorization

• corroborated: 2 independent passages support this claim — Neil MacGregor, A History of the World in 100 Objects, 541