Original sentence: It crossed the Roman provinces of Illyria, Macedonia, and Thrace, running through territory that is now part of modern Albania, the Republic of Macedonia, Greece, and European Turkey.Republic of Macedonia
Edited sentence: It crossed the Roman provinces of Illyria, Macedonia, and Thrace, running through territory that is now part of modern Albania, the Republic of Macedonia (FYROM), Greece, and European Turkey.Republic of Macedonia (FYROM)