Former Christian states - How Old Today?

1

Carolina_Province

1

Colony_of_Virginia

1

Empire_of_Brazil

1

Grand_Duchy_of_Tuscany

1

Kingdom_of_Naples

1

Kingdom_of_Portugal

1

Kingdom_of_Romania

1

New_Netherland

1

Republic_of_Genoa

1

Sweden

11

Armenian_Kingdom_of_Cilicia

11

Austrian_Empire

11

Byzantine

11

Connecticut_Colony

11

Duchy_of_Mantua

11

Dutch_Republic

11

Early_Modern_France

11

Early_modern_France

11

Ethiopian_Empire

11

Flag_of_Two_Sicilies

11

Hawaiian_Kingdom

11

History_of_Malta_under_the_Order_of_Saint_John

11

Holy_Roman_Empire

11

Hospitaller_Malta

11

King_of_Cyprus

11

Kingdom_of_Aksum

11

Kingdom_of_Cyprus

11

Kingdom_of_England

11

Kingdom_of_France

11

Kingdom_of_Great_Britain

11

Kingdom_of_Greece

11

Kingdom_of_Montenegro

11

Kingdom_of_Navarre

11

Kingdom_of_Prussia

11

Kingdom_of_Sardinia_(1720-1861)

11

Kingdom_of_Saxony

11

Kingdom_of_Scotland

11

Kingdom_of_the_Two_Sicilies

11

Lord_of_Cyprus

11

Osroene

11

Portuguese_Empire

11

Republic_of_Florence

11

Republic_of_Venice

11

Russian_Empire

11

Tsardom_of_Bulgaria_(1908–1946)

11

Tsardom_of_Russia