| gptkbp:instanceOf | gptkb:historical_event 
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                                | gptkbp:alsoKnownAs | gptkb:Crisis_of_the_Third_Century 
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                                | gptkbp:causedBy | gptkb:plague barbarian invasions
 economic decline
 weakening of central authority
 military usurpations
 
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                                | gptkbp:characterizedBy | gptkb:plague gptkb:economic_crisis
 political instability
 foreign invasions
 military anarchy
 civil wars
 
 | 
                        
                            
                                | gptkbp:effect | population decline debasement of currency
 urban decline
 reforms by Diocletian
 division of the empire
 increased fortification
 rise of local powers
 
 | 
                        
                            
                                | gptkbp:endDate | Diocletian 284
 
 | 
                        
                            
                                | gptkbp:followedBy | gptkb:Diocletian's_reforms 
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                                | gptkbp:location | gptkb:Roman_Empire 
 | 
                        
                            
                                | gptkbp:notableEvent | gptkb:Gallic_Empire gptkb:Palmyrene_Empire
 Frequent change of emperors
 breakaway empires
 
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                                | gptkbp:notableRuler | gptkb:Maximinus_Thrax gptkb:Aurelian
 gptkb:Valerian
 gptkb:Claudius_Gothicus
 gptkb:Gallienus
 
 | 
                        
                            
                                | gptkbp:numberOfEmperors | over 20 in 50 years 
 | 
                        
                            
                                | gptkbp:precededBy | gptkb:Severan_dynasty 
 | 
                        
                            
                                | gptkbp:relatedTo | gptkb:Roman_Empire gptkb:Sassanid_Empire
 gptkb:Gallic_Empire
 gptkb:Palmyrene_Empire
 gptkb:Roman_emperors
 gptkb:Plague_of_Cyprian
 gptkb:Roman_military
 Diocletian
 Roman economy
 Germanic invasions
 
 | 
                        
                            
                                | gptkbp:startDate | 235 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Cornelia_Supera 
 | 
                        
                            
                                | gptkbp:bfsLayer | 7 
 | 
                        
                            
                                | https://www.w3.org/2000/01/rdf-schema#label | Third Century Crisis 
 |