;---- FACTIONS' HISTORICAL EVOLUTIONS
;------- Elements used in multiple scripts
;---------- Counters for number of buildings completed
;---------- Ostsiedlung event
;------- Catholic Factions
;---------- Poland Evolution
;------- Orthodox Factions
;---------- Byzantine Evolutions
;---------- Serbia Evolution
;---------- Georgia Evolution
;------- Muslim Dynasties
;---------- Zengid Evolution
;---------- Abbasid Evolution
;---------- Fatimid to Ayyubid transition
;---------- Ayyubid to Mamluk transition